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butterflyfish

tropical gurnardlike fish with huge fanlike pectoral fins for underwater gliding; unrelated to searobins.

Butterine

A substance prepared from animal fat with some other ingredients intermixed, as an imitation of butter.

Butteris

A steel cutting instrument, with a long bent shank set in a handle which rests against the shoulder of the operator. It is operated by a thrust movement, and used in paring the hoofs of horses.

Buttermilk

The milk that remains after the butter is separated from the cream.

Butternut

An American tree (Juglans cinerea) of the Walnut family, and its edible fruit; -- so called from the oil contained in the latter. Sometimes called oil nut and white walnut.

Butterweed

An annual composite plant of the Mississippi valley (Senecio lobatus).

Butterwort

A genus of low herbs (Pinguicula) having simple leaves which secrete from their glandular upper surface a viscid fluid, to which insects adhere, after which the margin infolds and the insects are digested by the plant. The species are found mostly in the North Temperate zone.

Buttery

An apartment in a house where butter, milk and other provisions are kept.

Buttock

The part at the back of the hip, which, in man, forms one of the rounded protuberances on which he sits; the rump. Often used in the plural -- see buttocks.

buttocks

the fleshy part of the human body at the back of the hip, on which a person sits.

Button

To be fastened by a button or buttons; as, the coat will not button.

Buttonbush

A shrub (Cephalanthus occidentalis) growing by the waterside; -- so called from its globular head of flowers. See Capitulum.

buttoned

furnished with buttons or something buttonlike. Opposite of unbuttoned.

buttoned-down

conservatively formal and businesslike in dress and manner.

Buttonhole

To hold at the button or buttonhole; to detain in conversation to weariness; to bore; as, he buttonholed me a quarter of an hour.

Buttonmold

A disk of bone, wood, or other material, which is made into a button by covering it with cloth.

Buttons

A boy servant, or page, -- in allusion to the buttons on his livery.

Buttonweed

The name of several plants of the genera Spermacoce and Diodia, of the Madder family.

Buttonwood

The Platanus occidentalis, or American plane tree, a large tree, producing rough balls, from which it is named; -- called also buttonball tree, and, in some parts of the United States, sycamore. The California buttonwood is Platanus racemosa.

Buttony

Ornamented with a large number of buttons.

Buttress

To support with a buttress; to prop; to brace firmly.

Butty

One who mines by contract, at so much per ton of coal or ore.

Butyl

A compound radical, regarded as butane, less one atom of hydrogen.

butyl mercaptan

A volatile liquid, C4H9.SH, having a strong odor like that of a skunk; also called butanethiol. All three isomers, normal, sec-, and tert-butanethiol possess the skunk odor.

Butylamine

A colorless liquid base, C4H9.NH2, of which there are four isomeric varieties.

butylate

to introduce the butyl group into (a chemical compound).

Butylene

Any one of three metameric hydrocarbons, C4H8, of the ethylene series. They are gaseous or easily liquefiable; -- called also butene.

Butyraceous

Having the qualities of butter; resembling butter.

Butyric

Pertaining to, or derived from, butter.

Butyrin

A butyrate of glycerin; a fat contained in small quantity in milk, which helps to give to butter its peculiar flavor.

Butyrometer

An instrument for determining the amount of fatty matter or butter contained in a sample of milk.

Butyrone

A liquid ketone obtained by heating calcium butyrate.

Butyryl

The radical (C3H7.CO-) of butyric acid.

Buxine

An alkaloid obtained from the Buxus sempervirens, or common box tree. It is identical with bebeerine; -- called also buxina.

Buxom

Yielding; pliable or compliant; ready to obey; obedient; tractable; docile; meek; humble.

Buxus

the type genus of the Buxaceae.

Buy

To negotiate or treat about a purchase.

buy-out buy out

to take over ownership of; -- of corporations and companies.

Buyer

One who buys; a purchaser.

buying

the act of buying; as, buying equipment for the trip took several hours.

buyout

the acquisition of ownership of a company by purchasing a controlling percentage of its stock.

Buzz

A continuous, humming noise, as of bees; a confused murmur, as of general conversation in low tones, or of a general expression of surprise or approbation.

Buzzardet

A hawk resembling the buzzard, but with legs relatively longer.

Buzzer

One who, or that which, buzzes; a whisperer; a talebearer.

Buzzingly

In a buzzing manner; with a buzzing sound.

BW

biological warfare; the use of bacteria or viruses or toxins to destroy men and animals or food.

BWR

a boiling water reactor; a type of nuclear reactor that uses water as a coolant and moderator; -- the steam produced can drive a steam turbine and produce electrical power.

By

Out of the common path; aside; -- used in composition, giving the meaning of something aside, secondary, or incidental, or collateral matter, a thing private or avoiding notice; as, by-line, by-place, by-play, by-street. It was formerly more freely used in composition than it is now; as, by-business, by-concernment, by-design, by-interest, etc.

By-bidder

One who bids at an auction in behalf of the auctioneer or owner, for the purpose of running up the price of articles.

By-blow

A side or incidental blow; an accidental blow.

By-dependence

An appendage; that which depends on something else, or is distinct from the main dependence; an accessory.

By-election

An election held by itself, not at the time of a general election.

By-end

Private end or interest; secret purpose; selfish advantage.

By-lane

A private lane, or one opening out of the usual road.

By-law

A local or subordinate law; a private law or regulation made by a corporation for its own government.

By-pass

A by-passage, for a pipe, or other channel, to divert circulation from the usual course.

By-passage

A passage different from the usual one; a byway.

By-product

A secondary or additional product; something produced, as in the course of a manufacture, in addition to the principal product.

By-room

A private room or apartment.

By-speech

An incidental or casual speech, not directly relating to the point.

By-street

A separate, private, or obscure street; an out of the way or cross street.

By-stroke

An accidental or a slyly given stroke.

By-turning

An obscure road; a way turning from the main road.

By-view

A private or selfish view; self-interested aim or purpose.

By-wash

The outlet from a dam or reservoir; also, a cut to divert the flow of water.

By-wipe

A secret or side stroke, as of raillery or sarcasm.

Byard

A piece of leather crossing the breast, used by the men who drag sledges in coal mines.

Byelorussia

a European country east of Poland, formerly a part of the Soviet Union. After the breakup of the Soviet Union the name was changed to Belarus.

Bygone

Something gone by or past; a past event.

Bypath

A private path; an obscure way; indirect means.

Byplay

Action carried on aside, and commonly in dumb show, while the main action proceeds.

Byroad

A private or obscure road.

Byronic

Pertaining to, or in the style of, Lord Byron.

Byss

See Byssus, n., 1.

Byssaceous

Byssuslike; consisting of fine fibers or threads, as some very delicate filamentous alg/.

Byssine

Made of silk; having a silky or flaxlike appearance.

Byssolite

An olive-green fibrous variety of hornblende.

Bystander

One who stands near; a spectator; one who has no concern with the business transacting.

Byway

A secluded, private, or obscure way; a path or road aside from the main one.

Byword

A common saying; a proverb; a saying that has a general currency.

Bywork

Work aside from regular work; subordinate or secondary business.

Byzantine

Of or pertaining to Byzantium. A native or inhabitant of Byzantium, now Constantinople; sometimes, applied to an inhabitant of the modern city of Constantinople.

Byzantine Byzant

A gold coin, so called from being coined at Byzantium. See Bezant.

Byzantinism

The doctrine that the state is supreme over the church in ecclesiastical matters.

Byzantium

An ancient city on the Bosphorus founded by the Greeks. It was later renamed Constaninople in honor of the emperor Constantine, and renamed Istanbul by the Turks, which name it still retains.

c.o.d.

an abbreviation of collect on delivery; a method of payment by which goods are paid for when they are delivered to the customer's home or place of business. Contrasted to payment in advance or terms or credit.

c.p.u. CPU

The central processing unit, that part of the electronic circuitry of a computer in which the arithmetic and logical operations are performed on input data, which are thereby converted to output data; it is usually located on the mainboard, or motherboard, of a computer. The CPU and the memory form the central part of a computer to which the peripherals are attached. Most personal computers as of 1998 had only one CPU, but some computers may have more than one CPU.

C.V. CV

Same as curriculum vitae; -- a commonly used initialism.

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