• 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
    • n expansivity a friendly open trait of a talkative person
    • n expansivity a quality characterized by magnificence of scale or the tendency to expand "the expansiveness of their extravagant life style was soon curtailed"
    • n expansivity the fractional change in length or area or volume per unit change in temperature at a given constant pressure
    • ***

Additional illustrations & photos:

Deutschland's quadruple expansion engine Deutschland's quadruple expansion engine

Century Dictionary and Cyclopedia
  • Interesting fact: The forth railway bridge is a meter longer in summer than in winter due to thermal expansion.
    • n expansivity The state or quality of being expansive; expansiveness.
    • ***


  • Susan Sontag
    “The ideology of capitalism makes us all into connoisseurs of liberty -- of the indefinite expansion of possibility.”
  • Thomas Crum
    Thomas Crum
    “Being willing to change allows you to move from a point of view to a viewing point -- a higher, more expansive place, from which you can see both sides.”
  • C. Northcote Parkinson
    C. Northcote Parkinson
    “Expansion means complexity and complexity decay.”
  • W. Winwood Reade
    W. Winwood Reade
    “Artistic genius is an expansion of monkey imitativeness.”
  • Maharishi Mahesh Yogi
    Maharishi Mahesh Yogi
    “The purpose of life is the expansion of happiness.”
  • Charles M. Schwab
    “There's no limit possible to the expansion of each one of us.”


In literature:

A swishing murmur like the wind in the tree-tops came from the great expanse.
"The Home of the Blizzard" by Douglas Mawson
A wonderful, buoyant peace seemed to rest upon the wide, silent expanse.
"Northern Lights, Complete" by Gilbert Parker
When the Captain was gone, the mulatto remained standing in the vast expanse, marveling over this queer turn of fortune.
"Birthright" by T.S. Stribling
Everything is magnificent, expansive, huge and massive.
"My Native Land" by James Cox
The only danger to which our system is exposed arises from its expansion over a vast territory.
"A Compilation of the Messages and Papers of the Presidents" by James D. Richardson
"A Catechism of the Steam Engine" by John Bourne
Its ample volume, great expanse, and noble shores, could not fail to be admired.
"Personal Memoirs Of A Residence Of Thirty Years With The Indian Tribes On The American Frontiers" by Henry Rowe Schoolcraft
Whether the centre be derived from the expanse, or the expanse from the centre.
"The Delights of Wisdom Pertaining to Conjugial Love" by Emanuel Swedenborg
Property and plenty were new experiences, and a generation had grown up in whose world a sense of expansion and progress was normal.
"What is Coming?" by H. G. Wells
No one should omit the glorious walk northwards across the fine expanse of Ballard Down to Studland.
"Wanderings in Wessex" by Edric Holmes

In poetry:

I gaze with delight on thy features so bland,
Yet watch their expanse with a sigh,
For ah ! I remember that Winter's cold hand
Will doom all their graces to die.
"Summer" by Laura Sophia Temple
Heaven awakes to encompass us,
Hell awakes its jubilance
In our hearts mysterious
Marriage of the azure expanse,
With the scarlet brilliance
Of the Moon with Sirius.
"Lyric of Love to Leah" by Aleister Crowley
'Farewell timeless expanse of passing years!
Farewell, woman who flung your challenge steeled
Against the abyss of humiliations:
For it is I who am your battlefield!
"August" by Boris Pasternak
Some humble door among Thy many mansions,
Some sheltering shade where sin and striving cease,
And flows forever through heaven's green expansions
The river of Thy peace.
"At Last" by John Greenleaf Whittier
How gladly did I hail the lucid glance,
And hear with strong belief the duping sigh !
How fondly trace each feeling's soft expanse,
That seem'd to wear the guise of sympathy !
"Things As They Seem" by Laura Sophia Temple
Now lampreys are 'prone to expansion'
Which means, when they're eaten, they swell
And the king muttered 'Ich Dien', or summat like that
Which meant he weren't feeling too well
"King John" by Stanley Holloway

In news:

Much has been made of the expansive height of the taller half of the English DJ duo Groove Armada .
Justice William Brennan's watchword was human dignity, and to protect it he interpreted individual rights expansively.
Tech help firm hiring for expansion.
Sensient Colors Announces Plant Expansion Into Aseptic Packaging.
Said that it plans to open 21 new stores in 12 states in 2011, and as part of the expansion is further integrating its fresh food assortment into the layout.
AP File Photo The Affordable Care Act calls for an expansion of Medicaid that in Michigan would add at least 400,000 people to the federal-state health insurance program for the poor and disabled.
As a result of a recent expansion, TTI, Inc has opened a secondary metrology laboratory.
Cold Canyon Landfill owners appeal approval of expansion plan.
One of the Caribbean's most famous expanses of sand.
The Big Ten's expansion exploration found Nebraska and Missouri with open ears and the Pac-10 was peering in Colorado's direction.
This is Counterpart 's third expansion since it opened in 1996.
The Florida Department of Transportation announced that work will begin on Monday August 20th on the expansion of I-75 to six lanes from Bayshore Road in North Fort Myers to the Charlotte County line .
Leadership of the Muscogee Nation of Creek Indians demanded in August that the Poarch Creeks stop expansion of Creek Casino Wetumpka.
Two brothers enter the war-torn expanse of Somalia in search of answers.
The front is expansive and provides an unobstructed view from the upper floors of the home.

In science:

In the case of b = 1, Zelditch and Catlin independently proved the existence of an asymptotic expansion (TianYau-Zeldtich expansion) of the Szeg¨o kernel.
Generalized asymptotic expansions of Tian-Yau-Zelditch (Announcements)
Expansion in the left hand side can be obtained from eq. (60) after the change x → x/4; y → √x, while in the right hand side one uses the Taylor expansion (48).
Random Bures mixed states and the distribution of their purity
An expansive RDS is said to be strongly expansive if it possesses a strong generator.
The Hausdorff dimension of average conformal repellers under random perturbation
If this expansion is valid, Pr (y ) converges to the Normal distribution for increasing r, and the expansion also provides a definite bound on the deviation of the distribution from Normal for finite r - the deviation can be estimated if necessary, and scales as the Gaussian function.
Heavy-tailed random error in quantum Monte Carlo
We have an expansion of roughly 1000 km in the first 1000 km above the photosphere, thus matching the wavelength of the Alfv´en wave. A slightly higher expansion has been reported by Jess et al. (2009) by comparing Hα continuum with Hα core images in observations of a bright point with the SOUP instrument of SST.
The role of torsional Alfven waves in coronal heating