• Plug-Cutter.  Center-Bit.  Foerstner Auger-Bit.  Expansive-Bit.  Reamer.  Rose Countersink
    Plug-Cutter. Center-Bit. Foerstner Auger-Bit. Expansive-Bit. Reamer. Rose Countersink
  • WordNet 3.6
    • adj center equally distant from the extremes
    • adj center of or belonging to neither the right nor the left politically or intellectually
    • v center direct one's attention on something "Please focus on your studies and not on your hobbies"
    • v center move into the center "That vase in the picture is not centered"
    • v center center upon "Her entire attention centered on her children","Our day revolved around our work"
    • n center a position on a basketball team of the player who participates in the jump that starts the game
    • n center (American football) the position of the player on the line of scrimmage who puts the ball in play "it is a center's responsibility to get the football to the quarterback"
    • n center the position on a hockey team of the player who participates in the face off at the beginning of the game
    • n center a building dedicated to a particular activity "they were raising money to build a new center for research"
    • n center the piece of ground in the outfield directly ahead of the catcher "he hit the ball to deep center"
    • n center mercantile establishment consisting of a carefully landscaped complex of shops representing leading merchandisers; usually includes restaurants and a convenient parking area; a modern version of the traditional marketplace "a good plaza should have a movie house","they spent their weekends at the local malls"
    • n center a cluster of nerve cells governing a specific bodily process "in most people the speech center is in the left hemisphere"
    • n center the object upon which interest and attention focuses "his stories made him the center of the party"
    • n center the choicest or most essential or most vital part of some idea or experience "the gist of the prosecutor's argument","the heart and soul of the Republican Party","the nub of the story"
    • n center the sweet central portion of a piece of candy that is enclosed in chocolate or some other covering
    • n center politically moderate persons; centrists
    • n center the middle of a military or naval formation "they had to reinforce the center"
    • n center a place where some particular activity is concentrated "they received messages from several centers"
    • n center a point equidistant from the ends of a line or the extremities of a figure
    • n center an area that is approximately central within some larger region "it is in the center of town","they ran forward into the heart of the struggle","they were in the eye of the storm"
    • n center (football) the person who plays center on the line of scrimmage and snaps the ball to the quarterback "the center fumbled the handoff"
    • n center (basketball) the person who plays center on a basketball team
    • n center (ice hockey) the person who plays center on a hockey team
    • ***

Additional illustrations & photos:

Artifacts found near the site of the Jamestown glasshouse which was in operation as early as 1608: a small melting pot, part of a working hole, fragment from large melting pot, cullet (broken or refuse glass shown in lower left corner), and green glass fragments (lower center and lower right) Artifacts found near the site of the Jamestown glasshouse which was in operation as early as 1608: a small melting...
Locality of Ankylosaurus skull in Edmonton formation in Red Deer River. The skull is in the rock just above the pick, about the center of the photograph Locality of Ankylosaurus skull in Edmonton formation in Red Deer River. The skull is in the rock just above the pick,...

Webster's Revised Unabridged Dictionary
  • Interesting fact: Our sun and the surrounding planets orbit around the center of the Milky Way galaxy once every 250 million years.
    • Center (Mech) A conical recess, or indentation, in the end of a shaft or other work, to receive the point of a center, on which the work can turn, as in a lathe.
    • Center A point equally distant from the extremities of a line, figure, or body, or from all parts of the circumference of a circle; the middle point or place.
    • Center A principal or important point of concentration; the nucleus around which things are gathered or to which they tend; an object of attention, action, or force; as, a center of attaction.
    • Center (Arch) A temporary structure upon which the materials of a vault or arch are supported in position until the work becomes self-supporting.
    • Center (Mech) One of the two conical steel pins, in a lathe, etc., upon which the work is held, and about which it revolves.
    • Center The earth. "Is my son dead or hurt or on the yerthe felled?"
    • Center The middle or central portion of anything.
    • Center Those members of a legislative assembly (as in France) who support the existing government. They sit in the middle of the legislative chamber, opposite the presiding officer, between the conservatives or monarchists, who sit on the right of the speaker, and the radicals or advanced republicans who occupy the seats on his left, See Right, and Left.
    • Center To be collected to a point; to be concentrated; to rest on, or gather about, as a center. "Where there is no visible truth wherein to center , error is as wide as men's fancies.""Our hopes must center in ourselves alone."
    • Center To be placed in a center; to be central.
    • Center To collect to a point; to concentrate. "Thy joys are centered all in me alone."
    • Center (Mech) To form a recess or indentation for the reception of a center.
    • Center To place or fix in the center or on a central point.
    • ***
Century Dictionary and Cyclopedia
  • Interesting fact: The expletive, "Holy Toledo," refers to Toledo, Spain, which became an outstanding Christian cultural center in 1085.
    • n center That point from which all the points of a circumference or of the superficies of a sphere are equally distant: in a regular figure or body the center is a point so situated with reference to the circumscribed circle or sphere.
    • n center The middle point or part of any surface or solid.
    • n center The fixed point once supposed to exist in the middle of the universe. In the ancient astronomy this was the earth, or more strictly its middle point, either of which was therefore often called simply the center by the older poets.
    • n center In heraldry, the middle point, whether of the whole field or of the chief or base. Thus, in the illustration, A is the center of the shield, or the fesse-point, B is the middle chief-point, C is the middle base-point, and all three are called centers.
    • n center One of the points of the two lathe-spindles on which an object to be turned is placed, distinguished as the front or live center, on the spindle of the head-stock, and the dead center, on that of the tail-stock: also, one of two similar points for holding an object to be operated on by some other machine, as a planing-machine, and enabling the object to be turned round on its axis.
    • n center A point of concentration or diffusion; the nucleus about which or into which things are collected or from which they diverge or emerge: as, a center of attraction; a center of power.
    • n center The central object; the principal point; the point of chief interest: as, the center of a diplomatic negotiation.
    • n center Milit.: In an army, the body of troops occupying the middle place in the line, between the wings.
    • n center In a fleet, the division between the van and rear of the line of battle, or between the weather and lee divisions in the order of sailing.
    • n center In marksmanship: The part of a target next the bull's-eye.
    • n center A shot striking the target within the circle or square next the bull's-eye.
    • n center The title given to the leaders of the organization of Fenians. The head center is at the head of the whole, and he has under him various subordinates named district centers, etc.
    • n center In the French and some other legislative assemblies, the name given to the group of deputies who hold moderate views, intermediate between the Right, or conservatives, and the Left, of which the extreme is the radical party. In the German Reichstag and the Prussian Land-tag the Center consists of the Ultramontane party.
    • n center The mean position of a figure or system: as, the center of mass or of inertia. (See below.)
    • n center A point such that, if the whole mass considered were concentrated there, some important result would remain unchanged: as, the center of gravity.
    • n center See harmonic.
    • n center Synonyms Midst, etc. See middle. n.
    • center To place on a center; fix on a central point.
    • center To collect to a point.
    • center To be placed in a center or in the middle.
    • center To meet or be collected in one point; be concentrated or united in or about a focus, literally or figuratively.
    • n center An arched frame on which the arch of a bridge or any vaulted work is supported during its construction: same as centering.
    • n center A point so situated with regard to a locus that all chords of the locus, drawn through the point, are bisected in it. The pole of a straight at infinity with respect to a certain conic is the center of the conic.
    • n center In foot-ball, roller-polo, basket-ball, hockey, and other games, the one who plays in the middle of the forward line; in foot-ball, the snap-back.
    • n center Any group or collection of cells, within the brain, that subserves a single function.
    • n center The point at which a body must be supported in order to remain quietly balanced when the wind is blowing on it. For plane plates the location of the center as determined by Kümmer varies with the dimensions of the plate, but is always in front of the center of the figure.
    • n center The visual center of the retina, where sight is keenest. Also called the yellow spot. See macula lutea, under macula and also under retina (10).
    • n center The center about which any moving piece or assemblage of pieces in a mechanism can be supposed to be rotating at any instant. Notwithstanding that the relative positions of such pieces or links may be constantly changing, yet at any instant they will be turning round a common center, which, however, shifts in space with each new relative position of the links. The determination of the virtual center, as it is sometimes called, is of use in estimating the relative velocity-ratios and forces acting on the bodies.
    • ***
Chambers's Twentieth Century Dictionary
  • Interesting fact: The geographic center of the United States is Smith County, KS. The geographic center of North America is Pierre County, ND.
    • n Center the middle point of anything, esp. a circle or sphere: the middle: the point toward which all things move or are drawn: the chief leader of an organisation—head-centre: the men of moderate political opinions in the French Chamber, sitting right in front of the president, with extreme men on the right and on the left—further subdivisions are Right-centre and Left-centre: the Ultramontane party in Germany
    • ***


  • George Eliot
    “A toddling little girl is a center of common feeling which makes the most dissimilar people understand each other.”
  • Empedocles
    “God is a circle whose center is everywhere and circumference nowhere.”
  • Victor Hugo
    “Mankind is not a circle with a single center but an ellipse with two focal points of which facts are one and ideas the other.”
  • Peace Pilgrim
    “People see themselves as the center of the universe and judge everything as it relates to them.”
  • King Jr. Martin Luther
    “At the center of non-violence stands the principle of love.”
  • W. H. Auden
    “The center that I cannot find is known to my unconscious mind.”


Webster's Revised Unabridged Dictionary
F. centre, fr. L. centrum, fr. round which a circle is described, fr. to prick, goad
Chambers's Twentieth Century Dictionary
Fr.,—L. centrum—Gr. kentron, a sharp point.


In literature:

Eccentric, out of the center; stem not attached to center of pileus.
"The Mushroom, Edible and Otherwise" by M. E. Hard
During August 17, 1914, the German center was hurled forward in irresistible strength.
"The Story of the Great War, Volume II (of VIII)" by Various
Bombs fell in the center of the city and the post-office building was struck.
"The Story of the Great War, Volume IV (of 8)"
Both of these points are terminals of the railroad system of which Vicenza is the center.
"The Story of the Great War, Volume V (of 8)"
Meanwhile the British right center was held up by the redoubt.
"The Story of the Great War, Volume VI (of VIII)" by Various
It could thus become a civic and social center as well as an educational center.
"Rural Life and the Rural School" by Joseph Kennedy
Jars have slightly rounded corners, and are somewhat narrower at the extreme ends than nearer the center.
"The Automobile Storage Battery" by O. A. Witte
Absolute and perfect union is possible only at the center, the crux, of Being.
"Sex=The Unknown Quantity" by Ali Nomad
He was gazing with all his faculties centered upon that distant world, so near to him now.
"Astounding Stories of Super-Science, November, 1930" by Various
At the center of the room was a pool.
"Two Thousand Miles Below" by Charles Willard Diffin

In poetry:

While the sun sheds its light
I will never regret
That I centered my hopes
In thy bright eyes of jet.
"Alfred to Emma - A Rural Love Sonnet" by Joseph Warren Watson
Nestling close on Mamma's arm,
You are safe from every harm.
Close I clasp you--all my joy,
Centers in you--darling boy.
"Lullaby" by Ella Fraser Weller
And as the years rolled on apace
They stand the center of a race,
Expansive as the rays of light,
And numerous as the stars of night.
"Banishment Of Man From The Garden Of The Lord" by James Madison Bell
All our hopes and fears were centered
'Round his strong, unfaltering hand;
If he failed us we must perish,
Perish just in sight of land.
"Our Hero" by Frances Ellen Watkins
"On my face I felt its streaming hair,
All wet with the rain and mist,...
I spoke not, for the blood fled back,
And center'd in my breast !
"The Penitent's Confession" by Anne Bannerman
Happy; for even when the rope
Confined his neck, his thoughts were free,
And centered round his Secret Hope
The little life that was to be.
"His Rubies: Told" by Laurence Hope

In news:

End silly competition between Newark's Prudential Center and Meadowland's Izod Center.
Oprah Winfrey will serve as the MC for a Lincoln Center event called Lincoln Center Presents: An Evening with Ralph Lauren, taking place on October 24th.
The 13th annual Locks of Love Cut-a-Thon will be held Aug 5 from noon to 5 pm It will be held in the center court at Lakeside Shopping Center in Metairie .
Dan Ivers/ Montclair Metaphysical & Healing Center co-owner Lee Ann LaRocca leads a class on telepathically communicating with pets Saturday afternoon at the center's new home in home.
THE MALAYSIAN INTERNATIONAL FURNITURE FAIR WAS HELD MARCH 1-5 at the Putra World Trade Center and the Kuala Lumpur Convention Center in Kuala Lumpur.
The 42-year-old center will also close its Early Childhood Center, which has 80 preschoolers, on June 15.
CFI Group's Call Center Satisfaction Index examines the increased use of social media to comment on the call center experience.
SOMEWHERE ON THE EASTERN SEABOARD – Prisons are easier to enter than Visa's top-secret Operations Center East, its biggest, newest and most advanced US data center.
Richard Garriott, bottom center, listens as Russian cosmonaut Sergei Volkov, back row center, speaks during a crew news conference with Gregory Chamitoff, Oleg Kononenko, Mike Fincke and Yury Lonchakov from the International Space Station.
The funds include money for staff salaries: $14,575 for Youth Resource Center, $9,000 for Davis Community Learning Center, $9,000 for Family Connection Center.
The Bluemont Concert Series is proud to present The Guy Mendilow Ensemble Sunday, Aug 12 at 7 pm for the second of four Sunday evening concerts on the lawn of the Hanover Arts and Activities Center at 500 South Center Street in Ashland.
MorningStar Renewal Center is a 10-acre Catholic conference center and retreat located in the heart of Pinecrest.
MorningStar Renewal Center is a 10-acre Catholic conference center and retreat located in the heart of Pinecrest.
A monsoon storm in Marana, Ariz. From the inside, the National Centers for Environmental Prediction looked like a cross between a submarine command center and a Goldman Sachs trading floor.
OGDEN — When Dr Peter Clemens first saw Will Calton at Ogden Regional Medical Center's Hyperbaric and Wound Treatment Center for frostbite on his toes, he was prepared to call in the skin graft surgeons.

In science:

The optical center was taken to be the dynamical center and a systemic velocity of 6192.5 km sec-1 was inferred.
Star Formation and Tidal Encounters with the Low Surface Brightness Galaxy UGC 12695 and Companions
Z \ G) and the center of the direct product of groups equals the direct product of the corresponding centers.
On the Gribov Problem for Generalized Connections
The field center coincides with the center position of the SCUBA error-box, whose size is however comparable to the whole image area.
High-Redshift Galaxies: The Far-Infrared and Sub-Millimeter View
In this regard, a model qualitatively similar to our own (using a Maxwellian speed distribution), but applied to the Galactic center, was proposed by Zane, Turolla, & Treves (1996) to explain the diffuse X-ray emission from the Galactic center.
Bondi-Hoyle-Lyttleton Accretion Model for Low-luminosity X-ray Sources in Globular Clusters
However, given that starburst galaxies are able to support prodigious rates of star formation near their centers, perhaps we should not be surprised that star clusters can also form near the Galactic Center.
The Formation of Star Clusters