n. [ Acetic + -ol as in alcohol. ] (Chem.) 1. Methyl ketol; also, any of various homologues of the same. [ Webster 1913 Suppl. ]

1. [ cap. ] a trade name used at different times to represent different substances, as hydroxyacetone, acetylsalicylic acid, acetal, diethyl aldehyde, or cellulose acetate. MI11 [ PJC ]

n. Same as Acetimeter. Brande & C. [ 1913 Webster ]

‖ n. [ NL. See Acetone; Hæma-. ] (Med.) A morbid condition characterized by the presence of ketone bodies (including acetone, acetoacetic acid and beta-hydroxybutyric acid) in the blood, as in diabetes. [ Webster 1913 Suppl. + AS ]

n. [ See Acetic. ] (Chem.) A volatile liquid (CH3.CO.CH3); pyroacetic spirit; methyl ketone; -- obtained by fermentation, the distillation of certain acetates, or by the destructive distillation of citric acid, starch, sugar, or gum, with quicklime. It is commonly used as a solvent. [ 1913 Webster +PJC ]

☞ The term was once also applied to a number of bodies of similar constitution, more frequently called ketones. See Ketone. [ 1913 Webster +PJC ]

a. Of or pertaining to acetone; as, acetonic bodies. [ 1913 Webster ]

‖n. [ NL. See acetone; Urine. ] (Med.) Excess of ketone bodies (including acetone, acetoacetic acid and beta-hydroxybutyric acid) in the urine, as in starvation or diabetes
Syn. --ketonuria [ AS ]

n. (Med.) A white crystalline compound used as an analgesic and also as an antipyretic.
Syn. -- acetphenetidin, phenacetin [ WordNet 1.5 ]

n. [ Acetic + phenyl + one. ] (Chem.) A crystalline ketone, CH3.CO.C6H5, which may be obtained by the dry distillation of a mixture of the calcium salts of acetic and benzoic acids. It is used as a hypnotic under the name of hypnone. [ Webster 1913 Suppl. ]

a. Sour like vinegar; acetous. [ 1913 Webster ]

n. [ LL. acetositas. See Acetous. ] The quality of being acetous; sourness. [ 1913 Webster ]

a. [ L. acetum vinegar, fr. acere to be sour. ] 1. Having a sour taste; sour; acid. “An acetous spirit.” Boyle. “A liquid of an acetous kind.” Bp. Lowth. [ 1913 Webster ]

2. Causing, or connected with, acetification; as, acetous fermentation. [ 1913 Webster ]

Acetous acid, a name formerly given to vinegar, which is a dilute solution of acetic acid. [ 1913 Webster +PJC ]

adj. 1. of or pertaining to actinomycetes.
Syn. -- actinomycetal [ WordNet 1.5 ]

n. [ Obs. ] See Acton. [ 1913 Webster ]

n. [ Gr. &unr_;; &unr_; virtue + &unr_; discourse, &unr_; to speak: cf. F. arétologie. ] That part of moral philosophy which treats of virtue, its nature, and the means of attaining to it. [ 1913 Webster ]

adj. 1. of or pertaining to ascomycetes. [ WordNet 1.5 ]

n. [ L., fr. Gr. &unr_;, fr. &unr_; unconnected; 'a priv. + &unr_; bound together, fr. &unr_;; &unr_; with + &unr_; to bind. ] (Rhet.) A figure which omits the connective; as, I came, I saw, I conquered. It stands opposed to polysyndeton. [ 1913 Webster ]

‖n. [ NL., fr. Gr. &unr_; not fixed; 'a priv. + &unr_; to set. ] (Med.) A variety of chorea, marked by peculiar tremors of the fingers and toes. [ 1913 Webster ]

n. [ Gr. &unr_; that may be increased + &unr_; sound, voice. ] A pneumatic reproducer for a phonograph, controlled by the recording stylus on the principle of the relay. It produces much clearer and louder tones than does the ordinary vibrating disk reproducer. [ obsolescent ] [ Webster 1913 Suppl. ]

n. a ballet enthusiast. [ WordNet 1.5 ]

adj. of or pertaining to basidiomycetes. [ WordNet 1.5 ]

v. t. [ imp. & p. p. Betokened p. pr. & vb. n. Betokening. ] 1. To signify by some visible object; to show by signs or tokens. [ 1913 Webster ]

A dewy cloud, and in the cloud a bow . . .
Betokening peace from God, and covenant new. Milton. [ 1913 Webster ]

2. To foreshow by present signs; to indicate something future by that which is seen or known; as, a dark cloud often betokens a storm. [ 1913 Webster ]

Syn. -- To presage; portend; indicate; mark; note. [ 1913 Webster ]

‖n. [ F. béton, fr. L. bitumen bitumen. ] (Masonry) The French name for concrete; hence, concrete made after the French fashion. [ 1913 Webster ]

v. t. To attack with the tongue; to abuse; to insult. [ 1913 Webster ]

n.; pl. Betonies [ OE. betony, betany, F. betoine, fr. L. betonica, vettonica. ] (Bot.) A plant of the genus Betonica (Linn.). [ 1913 Webster ]

☞ The purple or wood betony (Betonica officinalis, Linn.) is common in Europe, being formerly used in medicine, and (according to Loudon) in dyeing wool a yellow color. [ 1913 Webster ]

imp. of Betake. [ 1913 Webster ]

a. Torn in pieces; tattered. [ 1913 Webster ]

v. t. [ imp. & p. p. Betossed ] To put in violent motion; to agitate; to disturb; to toss. “My betossed soul.” Shak. [ 1913 Webster ]

{ } a. [ Pref. bi- + setose, setous. ] Having two bristles. [ 1913 Webster ]

n. The supposed faculty of perceiving subterraneous springs and currents by sensation; -- so called from one Bleton, of France. [ 1913 Webster ]

a. [ F. breton. ] Of or relating to Brittany, or Bretagne, in France. -- n. A native or inhabitant of Brittany, or Bretagne, in France; also, the ancient language of Brittany; Armorican. [ 1913 Webster ]

prop. n. (Geography) The capital city of Barbados. Population (2000) = 6, 700. [ PJC ]

n. [ from cafeteria and auditorium. ] a large room within a building, especially a school, which functions as both a cafeteria and an auditorium. [ PJC ]

{ , n. 1. (Chem.) An apparatus in which coal gas, hydrogen, or air is passed through or over a volatile hydrocarbon, in order to confer or increase illuminating power. [ Written also carburettor. ] [ 1913 Webster ]

2. One that carburets; specif., an apparatus in which air or gas is carbureted, as by passing it through a light petroleum oil. The carburetor for a gasoline engine is usually either a
surface carburetor, or alternatively a
float carburetor (called also
float-feed carburetor, or
spray carburetor). In the former air is charged by being passed over the surface of gasoline. In the latter a fine spray of gasoline is drawn from an atomizing nozzle by a current of air induced by the suction of the engine piston, the supply of gasoline being regulated by a float which actuates a needle valve controlling the outlet of the feed pipe. Alcohol and other volatile inflammable liquids may be used instead of gasoline. [ Webster 1913 Suppl. ]

n. [ From Gr. &unr_; vertical height + -meter. ] An instrument for the accurate measurement of small differences of height; esp. of the differences in the height of the upper surfaces of two columns of mercury or other fluid, or of the same column at different times. It consists of a telescopic leveling apparatus (d), which slides up or down a perpendicular metallic standard very finely graduated (bb). The telescope is raised or depressed in order to sight the objects or surfaces, and the differences in vertical height are thus shown on the graduated standard. [ Written also kathetometer. ] [ 1913 Webster ]

a. Of or pertaining to cetology. [ 1913 Webster ]

a. One versed in cetology. [ 1913 Webster ]

n. [ Gr. &unr_; whale + -logy: cf. F. cétologie. ] The description or natural history of cetaceous animals. [ 1913 Webster ]

n. [ Gr. chai`th hair + &unr_;, &unr_;, tooth. ] (Zool.) A marine fish of the family Chætodontidæ. The chætodonts have broad, compressed bodies, and usually bright colors. [ 1913 Webster ]

a. Of or pertaining to the Chætodonts or the family Chætodontidæ. [ 1913 Webster ]

n. a natural family comprising the butterfly fishes.
Syn. -- family Chaetodontidae. [ WordNet 1.5 ]

a. (Zool.) Of or pertaining to the Chætognatha. [ 1913 Webster ]

n. any worm of the Chaetognatha; transparent marine worm with horizontal lateral and caudal fins and a row of movable curved spines at each side of the mouth.
Syn. -- arrowworm. [ WordNet 1.5 ]

‖ n. pl. [ NL., from Gr. &unr_; hair + &unr_; jaw. ] (Zool) a phylum consisting of the arrowworms, a group of small active transparent free-swimming marine worms, of which the genus Sagitta is the type. They have groups of curved spines on each side of the head.
Syn. -- phylum Chaetognatha. [ 1913 Webster + WordNet 1.5 ]

adj. of or pertaining to the Chaetognatha. [ WordNet 1.5 ]

a. (Zool.) Pertaining to the Chætopoda. -- n. One of the Chætopoda. [ 1913 Webster ]

‖n. pl. [ NL., from Gr. &unr_; hair + -poda. ] (Zool.) A very extensive order of Annelida (segmented worms), characterized by the presence of lateral setæ, or spines, on most or all of the segments. They are divided into two principal groups: Oligochæta, including the earthworms and allied forms, and Polychæta, including most of the marine species. [ 1913 Webster ]

n. [ Gr. &unr_; hair + &unr_; arrangement. ] (Zool.) The arrangement of bristles on an insect. [ 1913 Webster ]

n. One who describes or writes about comets. [ 1913 Webster ]

n. [ Comet + -graphy: cf. F. cométographie. ] A description of, or a treatise concerning, comets. [ 1913 Webster ]

n. [ Comet + -logy. ] The branch of astronomy relating to comets. [ 1913 Webster ]