keel

Definitions

  • WordNet 3.6
    • v keel walk as if unable to control one's movements "The drunken man staggered into the room"
    • n keel one of the main longitudinal beams (or plates) of the hull of a vessel; can extend vertically into the water to provide lateral stability
    • n keel the median ridge on the breastbone of birds that fly
    • n keel a projection or ridge that suggests a keel
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Webster's Revised Unabridged Dictionary
    • Keel A barge or lighter, used on the Tyne for carrying coal from Newcastle; also, a barge load of coal, twenty-one tons, four cwt.
    • n Keel A brewer's cooling vat; a keelfat.
    • Keel (Shipbuilding) A longitudinal timber, or series of timbers scarfed together, extending from stem to stern along the bottom of a vessel. It is the principal timber of the vessel, and, by means of the ribs attached on each side, supports the vessel's frame. In an iron vessel, a combination of plates supplies the place of the keel of a wooden ship. See Illust. of Keelson.
    • Keel (Nat. Hist) A projecting ridge along the middle of a flat or curved surface.
    • Keel Fig.: The whole ship.
    • Keel (Aeronautics) In a dirigible, a construction similar in form and use to a ship's keel; in an aëroplane, a fin or fixed surface employed to increase stability and to hold the machine to its course.
    • Keel (Bot) The two lowest petals of the corolla of a papilionaceous flower, united and inclosing the stamens and pistil; a carina. See Carina.
    • v. t. & i Keel kēl To cool; to skim or stir. "While greasy Joan doth keel the pot."
    • Keel To traverse with a keel; to navigate.
    • Keel To turn up the keel; to show the bottom.
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Century Dictionary and Cyclopedia
    • n keel An early form of galley or small ship; a long boat: used with reference to Anglo-Saxon history.
    • n keel The principal timber in a ship or boat, extending from stem to stern at the bottom, supporting the whole frame, and consisting of a number of pieces scarfed and bolted together; in iron vessels, the combination of plates corresponding to the keel of a wooden vessel.
    • n keel In botany: A central longitudinal ridge along the back of any organ, as a leaf or glume.
    • n keel In a papilionaceous corolla, the lower pair of petals, which are more or less united into a prow-shaped body, usually inclosing the stamens and pistil.
    • n keel Another structure of similar form, as the lower petal in Polygala. Also called carina. See cut under banner.
    • n keel In zoology, a projecting ridge extending longitudinally along the middle of any surface. Specifically, in ornithology: The gonys of the bill.
    • n keel A ship.
    • n keel A strong, clumsy boat; a barge such as is used by the colliers at Newcastle in England.
    • n keel Hence A measure of coal, 8 Newcastle chaldrons, equal to 424 hundredweight. This would be about 15½ London chaldrons of 36 bushels. But a statute of 1421 makes the keel 20 chaldrons (chaldre).
    • keel To plow with a keel, as the sea; navigate.
    • keel To furnish with a keel.
    • keel To turn up the keel; show the bottom.
    • keel To give over; cease.
    • keel To fall suddenly; tumble down or over, as from fright or a blow, or in a swoon.
    • keel To make cool; cool; moderate the heat of, as that of the contents of a pot boiling violently by gently stirring them.
    • keel To moderate the ardor or intensity of; assuage; appease; pacify; diminish.
    • keel To become cool; cool down.
    • n keel In brewing, a broad flat vessel used for cooling liquids; a keelfat.
    • n keel Red chalk; ruddle.
    • keel To mark, as a sheep, with ruddle.
    • n keel A variant of kail, 1.
    • n keel An obsolete or dialectal form of kill, kiln.
    • n keel In architecture, the projecting arris of an edge-molding.
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Chambers's Twentieth Century Dictionary
    • n Keel kēl the part of a ship extending along the bottom from stem to stern, and supporting the whole frame: a low flat-bottomed boat: a Tyne coal-barge: a ship generally:
    • v.t., v.i Keel to plough with a keel, to navigate: to turn keel upwards
    • v.t Keel kēl (Shak.) to cool.
    • n Keel kēl (Scot.) red chalk, ruddle
    • v.t Keel to mark with ruddle
    • n Keel kēl (bot.) the lowest petals of the corolla of a papilionaceous flower
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Idioms

Even keel - If something is on an even keel, it is balanced.
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Etymology

Webster's Revised Unabridged Dictionary
Cf. AS. ceól, ship; akin to D. & G. kiel, keel, OHG. chiol, ship, Icel. kjōll, and perh. to Gr. gay^los a round-built Phœnician merchant vessel, gaylo`s bucket; cf. Skr. gōla, ball, round water vessel. But the meaning of the English word seems to come from Icel. kjölr, keel, akin to Sw. köl, Dan. kjöl,
Chambers's Twentieth Century Dictionary
A.S. ceól, a ship; Ger. and Dut. kiel; prob. confused with Ice. kiölr, a keel.

Usage

In literature:

The length of her keel was 100 feet, and of the main-mast 121 feet; the main-yard was 106 feet long.
"How Britannia Came to Rule the Waves" by W.H.G. Kingston
Like all sloops, the Wavecrest was very broad of beam for her depth of keel, and the standing-room, or cockpit, was roomy.
"Swept Out to Sea" by W. Bertram Foster
Occasionally it may have a prominent ridge or keel down its back.
"A Handbook of Some South Indian Grasses" by Rai Bahadur K. Ranga Achariyar
The last report was three feet, and the keel was evidently grinding through the soft mud.
"Four Young Explorers" by Oliver Optic
Here is the mark of the keel leading down to the water.
"The River of Darkness" by William Murray Graydon
They have straight, long, pointed bills, with a keel on the upper mandible.
"The Western World" by W.H.G. Kingston
I rang to stop her, for I could feel a sort of sensation as though the keel of the Sylvania was making a furrow in the field under us.
"Up the River" by Oliver Optic
The common keeled boat, with all its variations, represents this third and, so far, final type.
"All Afloat" by William Wood
And Mrs. Daniver's moans went rhythmic with the pound of the keel on the shoal.
"The Lady and the Pirate" by Emerson Hough
On board the vessels cranes were at work lifting up tubs of coal from out of the keels, and depositing them in their holds.
"A Yacht Voyage Round England" by W.H.G. Kingston
An answering cry, weak as his own, came from the other side of the wreck and he saw two heads just above the line of the keel.
"A Voyage with Captain Dynamite" by Charles Edward Rich
Both are motionless; their forms reflected in the water, as if each had its counterpart underneath, keel to keel.
"The Flag of Distress" by Mayne Reid
Eef you throw me through the window, eet will keel me!
"Frank Merriwell's Son" by Burt L. Standish
The northern sky was full of their gloomy keels.
"Old Junk" by H. M. Tomlinson
The keel of the boat grated on the soft sand.
"Sea-Dogs All!" by Tom Bevan
By reason of her being headed directly away from the blast the schooner rode on an even keel.
"Boy Scouts in the North Sea" by G. Harvey Ralphson
He saw the last muddy toiler crawl from beneath the keel and scramble ashore.
"Gold Out of Celebes" by Aylward Edward Dingle
All Injun he'll not want for keel grizzly.
"The Young Alaskans on the Trail" by Emerson Hough
The keel of a ship has been likened to the backbone of a man, running, as it does, from stem to rudder.
"Harper's Young People, June 15, 1880" by Various
Germany answered by laying more keels, till the ratio stood three to two, instead of two to one.
"The Story of the Great War, Volume II (of VIII)" by Various
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In poetry:

The ship was steady on her keel,
Wash'd by that soft and lovely flood;
And, blushing, on the yellow beach,
The Queen of Beauty stood ....
"The Prophecy Of Merlin" by Anne Bannerman
"She's built of steel
From deck to keel,
And bolted strong and tight;
In scorn she'll sail
The fiercest gale,
And pierce the darkest night.
"The Word Of An Engineer" by James Weldon Johnson
Then he who clung to the keel,
Nor worshiped in labor and love,
Nor yearned for the apples, nor strove
With a yearning the lover must feel, --
"The Garden Of Fame" by Annie Adams Fields
"An' there they left the ol' barkey layin',
An' there, most like, she's layin' now,
With weeds like Noah's whiskers swayin'
Along her keel from stern to bow."
"Doldrums: One Of Murphy's Yarns" by Cicely Fox Smith
`Or my boughs may be curved to the river—boat's keel,
And I, as the currents swing
And ripple about my ribs, shall feel
As if stirred with the sap of Spring.
"The Fallen Elm" by Alfred Austin
And white—winged keels flew fluttering to her shore,
Laden with Eastern bale or Southern fleece,
And from the fields of far—off labour bore
The spoils of Peace.
"Pax Britannica" by Alfred Austin

In news:

RSL hoping to maintain even- keel approach vs Rapids.
Larry Keel (second from left) and Natural Bridge come to Charleston's Boulevard Tavern Friday night.
Bonus images of Bob Keel 's 1963 Chevy Stepside.
The Navy held a keel authentication Thursday for the LPD 26, the John P Murtha, at Ingalls Shipbuilding in Pascagoula.
As if the Red Bulls' defense wasn't already under enough stress, add defender Stephen Keel and his stress fracture to the list of barely-walking wounded.
Here's a big congratulations to John Lee on our sister station News Radio 710 KEEL .
Flatpicking guitar legend Larry Keel is featured in a concert at the Fur Peace Ranch recorded on Halloween in 2009.
Hannah Keel said she learned to read from Amelia Bedelia.
Because of their location and the stresses placed upon them, keel bolts—what you can see of them—should be inspected annually.
Keller and the Keels released their second album in May 2010 and hit No.
Tisbury Police Thwart Theft of 1,000-Pound Sailboat Keel .
Tisbury police arrested two Bridgewater men this week for attempting to steal a 1,000-pound lead sailboat keel .
Construction kicking off for the USS Milwaukee with a keel -laying ceremony in Marinette.
Keel is typically the first part of a ship's hull to be built and laying the keel is often marked with a commemorative event.
Gates and Keel make their YA debuts with a tale that's part West Side Story, part supernatural mystery.
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In science:

H(cid:11) image from Keel ( ), again with the same radio contours.
The Radio Emission from the Ultra-Luminous Far-Infrared Galaxy NGC 6240
Another reason to work with algebraic spaces comes from a theorem of Koll´ar and Keel and Mori ([Ko], [K-M]), generalizing the result about free actions mentioned above.
Equivariant intersection theory
Keel, W. C. 1987, in Star Formation in Galaxies, ed. C. J.
Does the Radiative Avalanche Fueling Work in Any Active Galactic Nuclei ?
Stauffer (1982), Keel (1983), and Ho et al (1997a) have investigated the dependence of nuclear Hα emission in star forming nuclei as a function of galaxy type.
Star Formation in Galaxies Along the Hubble Sequence
Keel et al (1985) and Bushouse (1986) showed that the nuclear Hα emission in nearby samples of interacting spiral galaxies is 3–4 times stronger than that in a control sample of isolated spirals.
Star Formation in Galaxies Along the Hubble Sequence
For the endpoint one can use the results in Keel-Tao . b) For potentials V which only satisfy (6) we use a frequency decomposition of V .
L^p eigenfunction bounds for the Hermite operator
The limit case q = 2 (the end point) when n ≥ 3 is due to Keel-Tao [KT] .
Strichartz Estimates for Schr\"odinger Equations with Variable Coefficients
Lemma II.1.3 (Keel-Tao [KT]) Let (X, dx) be a measure space, H a Hilbert space and T > 0.
Strichartz Estimates for Schr\"odinger Equations with Variable Coefficients
Keel, Lectures on geometric optics, Hyperbolic equations and frequency interactions (Park City, UT, 1995), Amer.
Geometric optics and instability for semi-classical Schrodinger equations
In Section 2, we give some definitions from harmonic analysis as well as some facts from the abstract Strichartz estimates theory due to Keel and Tao, .
Strichartz estimates for the magnetic Schr\"odinger equation
The abstract version of Keel and Tao has the (somewhat) unexpected consequence that the endpoint Strichartz estimate follows only from decay and energy estimates.
Strichartz estimates for the magnetic Schr\"odinger equation
This is quite a straightforward result from the following T T ∗ method (which was optimized by Keel and Tao for the endpoint case).
Strichartz Inequalities for Lipschitz Metrics on Manifolds and Nonlinear Schrodinger Equation on Domains
Keel, Intersection theory of moduli space of stable N-pointed curves of genus zero, Trans.
An arithmetic Riemann-Roch theorem for pointed stable curves
The Strichartz estimates that we derive extend the previous work by Castella and Perthame (1996) and Keel and Tao (1998) in the context of the kinetic transport equation, and the techniques of Foschi to the current setting.
Strichartz estimates for the kinetic transport equation
In the seminal paper of Keel and Tao (1998) the authors dedicate a small paragraph to the KT equation where they extend the homogeneous estimates proved in .
Strichartz estimates for the kinetic transport equation
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