n. [ Aëro- + foil. ] A plane or arched surface for sustaining bodies by its movement through the air; a spread wing, as of a bird. [ Webster 1913 Suppl. ]

(Abbrev.) American Federation of Labor.
Syn. -- AFL. [ Webster 1913 Suppl. ]

n. [ AS. hōfe ground ivy; the first part is perh. a corruption: cf. OE. heyhowe hedgehove, ground ivy, “in old MSS. heyhowe, heyoue, haihoue, halehoue.” Prior. ] Ground ivy (Nepeta Glechoma). [ 1913 Webster ]

adv. [ Pref. a- + loft, which properly meant air. See Loft. ] 1. On high; in the air; high above the ground. “He steers his flight aloft.” Milton. [ 1913 Webster ]

2. (Naut.) In the top; at the mast head, or on the higher yards or rigging; overhead; hence (Fig. and Colloq.), in or to heaven. [ 1913 Webster ]

prep. Above; on top of. [ Obs. ] [ 1913 Webster ]

Fresh waters run aloft the sea. Holland. [ 1913 Webster ]

n. (Zool.) Same as Alewife. [ 1913 Webster ]

adv. [ Pref. a- + loof, fr. D. loef luff, and so meaning, as a nautical word, to the windward. See Loof, Luff. ] 1. At or from a distance, but within view, or at a small distance; apart; away. [ 1913 Webster ]

Our palace stood aloof from streets. Dryden. [ 1913 Webster ]

2. Without sympathy; unfavorably. [ 1913 Webster ]

To make the Bible as from the hand of God, and then to look at it aloof and with caution, is the worst of all impieties. I. Taylor. [ 1913 Webster ]

prep. Away from; clear from. [ Obs. ] [ 1913 Webster ]

Rivetus . . . would fain work himself aloof these rocks and quicksands. Milton. [ 1913 Webster ]

n. State of being aloof. Rogers (1642). [ 1913 Webster ]

The . . . aloofness of his dim forest life. Thoreau. [ 1913 Webster ]

n. (Statistics) a statistical technique by which the results of an observation or experiment are analyzed to determine the relative contributions of the different possible causative factors or variables to the outcome. Abbreviated ANOVA. [ PJC ]

. (Aëronautics) The angle between the tangent to the advancing edge (of an aërocurve) and the line of motion; -- contrasted with angle of trail, which is the angle between the tangent to the following edge and the line of motion. [ Webster 1913 Suppl. ]

. (Aëronautics) The angle between the chord of an aërocurve and the relative direction of the undisturbed air current. [ Webster 1913 Suppl. ]

a. [ L. anomalus irregular + flos, floris, flower. ] (Bot.) Having anomalous flowers. [ 1913 Webster ]

n. [ See Approve, and Proof. ] 1. Trial; proof. [ Archaic ] Shak. [ 1913 Webster ]

2. Approval; commendation. Shak. [ 1913 Webster ]

{ } n. A bitter herb, probably the same as aster, or starwort. Spenser. [ 1913 Webster ]

n. [ Auto- + fecundation. ] (Biol.) Self-impregnation. Darwin. [ 1913 Webster ]

n. 1. self induced fluorescence. [ WordNet 1.5 ]

a. Incapable of being penetrated by balls from firearms; bulletproof. [ 1913 Webster +PJC ]

1. Among distillers, a certain degree of strength in alcoholic liquor, as formerly ascertained by the floating or sinking of glass globules of different specific gravities thrown into it; now ascertained by more accurate meters. [ 1913 Webster ]

2. A degree of strength in alcoholic liquor as shown by beads or small bubbles remaining on its surface, or at the side of the glass, when shaken. [ 1913 Webster ]

n. [ OE. to bihove for the use of, AS. beh&unr_;f advantage, a word implied in beh&unr_;flīc necessary; akin to Sw. behof, Dan. behov, G. behuf, and E. heave, the root meaning to seize, hence the meanings “to hold, make use of.” See Heave, v. t. ] Advantage; profit; benefit; interest; use. [ 1913 Webster ]

No mean recompense it brings
To your behoof. Milton. [ 1913 Webster ]

. (Aëronautics) See Cloche. [ Webster 1913 Suppl. ]

pred. adj.Very angry; very disturbed. [ PJC ]

adj. 1. being in a more prosperous condition. better-off than his classmate [ Narrower terms: rich (vs. poor) ] WordNet 1.5 ]

2. in a more fortunate condition. she would have been better off if she had stuck to her Bible
Syn. -- better off. [ WordNet 1.5 ]

n. a training program in which a person is given information about physiological processes (heart rate or blood pressure) that is not normally available with the goal of gaining conscious control of them. [ WordNet 1.5 ]

n. a vitamin that maintains the resistance of cell and capillary walls to permeation; -- called also vitamin P and citrin. [ WordNet 1.5 ]

(Zool.) The name of several very beautiful birds of the genus Paradisea and allied genera, inhabiting New Guinea and the adjacent islands. The males have brilliant colors, elegant plumes, and often remarkable tail feathers. [ 1913 Webster ]

☞ The Great emerald (Paradisea apoda) and the Lesser emerald (Paradisea minor) furnish many of the plumes used as ornaments by ladies; the Red bird of paradise is Paradisea rubra or Paradisea sanguinea; the Golden bird of paradise is Parotia aurea or Parotia sexsetacea; the King bird of paradise is Cincinnurus regius. The name is also applied to the longer-billed birds of another related group (Epimachinæ) from the same region. The Twelve-wired bird of paradise (Seleucides alba) is one of these. See Paradise bird, and Note under Apod. [ 1913 Webster ]

n. the launching of a rocket, especially of a spacecraft, under its own power.
Syn. -- rocket firing, rocket launching, shoot. [ WordNet 1.5 ]

v. i. to begin ascending from the ground under rocket power; -- of a rocket. [ PJC ]

n. 1. A blowing off steam, water, etc.; -- Also, adj. as, a blow-off cock or pipe. [ 1913 Webster ]

2. An outburst of temper or excitement. [ Colloq. ] [ 1913 Webster ]

n. a scientist or technician, especially one engaged in military research. [ British slang ] [ WordNet 1.5 ]

n. 1. (Theater) a hearty laugh. [ PJC ]

2. (Theater) a joke or gag line that produces hearty laughter. [ PJC ]

3. (Theater) something very successful, especially a box-office hit. [ PJC ]

a. highly successful; superbly well done. [ slang ] [ PJC ]

a. Secure against the explosive force of bombs. -- n. A structure which heavy shot and shell will not penetrate. [ 1913 Webster ]

1. An office where passengers, baggage, etc., are registered for conveyance, as by railway or steamship. [ 1913 Webster ]

2. An office where passage tickets are sold. [ Eng. ] [ 1913 Webster ]

n. [ Boron + fluoride. ] (Chem.) A double fluoride of boron and hydrogen, or some other positive element, or radical; -- called also fluoboride, and formerly fluoborate. [ 1913 Webster ]

n. [ Bromine + formyl. ] (Chem.) A colorless liquid, CHBr3, having an agreeable odor and sweetish taste. It is produced by the simultaneous action of bromine and caustic potash upon wood spirit, alcohol, or acetone, as also by certain other reactions. In composition it is the same as chloroform, with the substitution of bromine for chlorine. It is somewhat similar to chloroform in its effects. Watts. [ 1913 Webster ]

n. (Zool.) 1. any of several large carplike North American fish. [ WordNet 1.5 ]

2. (Zool.) Any of several large fresh-water fishes of the family Catostomidæ (also called suckers see Sucker family), of the Mississippi valley. The red-mouthed or brown (Ictiobus bubalus), the big-mouthed buffalofish (Ictiobus cyrinellus, formerly called Bubalichthys urus), the black buffalofish (Ictiobus niger), and the small-mouthed buffalofish (Ictiobus bubalus, formerly called Bubalichthys altus), are among the more important species used as food. [ PJC ]

a. 1. Capable of resisting the force of a bullet; resistant to penetration by a bullet; armored; as, a bulletproof vest; a bulletproof window. [ 1913 Webster +PJC ]

2. designed so as to be resistant to abuse or misuse and incapable of malfunction under normal use; as, a bulletproof computer program. [ PJC ]

3. so well thought out as to be resistant to criticism or certain to succeed; as, a bulletproof plan. [ PJC ]

v. t. To kill (a person); to murder; -- used commonly of planned assassination by criminals; as, the mob bumped off all the witnesses. [ Colloq. ] [ PJC ]

adj. secure against burglary.
Syn. -- burglar-proof. [ WordNet 1.5 ]

a. Cast or laid aside; thrown away; discarded; as, cast-off clothes.
Syn. -- discarded, junked, scrap(prenominal), waste. [ 1913 Webster ]

n. (Baseball) a baseball pitch thrown with little velocity when the batter is expecting a fastball; -- called also change-up.
Syn. -- change-up, change-of-pace ball, off-speed pitch. [ WordNet 1.5 ]

n. [ Chlorine + formyl, it having been regarded as a trichloride of this radical: cf. F. chloroforme, G. chloroform. ] (Chem.) A colorless volatile liquid, CHCl3, having an ethereal odor and a sweetish taste, formed by treating alcohol with chlorine and an alkali. It is a powerful solvent of wax, resin, etc., and is extensively used to produce anæsthesia in surgical operations; also externally, to alleviate pain. [ 1913 Webster ]

v. t. [ imp. & p. p. Chloroformed p. pr. & vb. n. Chloroforming. ] To treat with chloroform, or to place under its influence. [ 1913 Webster ]

n. [ Etymol. uncertain. ] Formerly an allowance of two pounds in every three hundred weight after the tare and tret are subtracted; now used only in a general sense, of small deductions from the original weight. [ Written also clough. ] McCulloch. [ 1913 Webster ]

{ , a. Having the foot or hoof divided into two parts, as the ox. [ 1913 Webster ]

n. [ See 3d Clove, and Gillyflower. ] Spice clove. [ Obs. ] Chaucer. [ 1913 Webster ]

pos>n. [ Prop., a loft where cocks roost. ] An upper loft; a garret; the highest room in a building. Dryden. Swift. [ 1913 Webster ]

n. a bird of the Andes (Rupicola peruviana) similar to Rupicola rupicola.
Syn. -- Rupicola peruviana. [ WordNet 1.5 ]

2. tropical bird of Northern South America (Rupicola rupicola), the male having brilliant red or orange plumage and an erectile disklike crest.
Syn. -- cock of the rock, Rupicola rupicola. [ WordNet 1.5 ]

n. the genus comprising the coffee trees.
Syn. -- genus Coffea. [ WordNet 1.5 ]