Part 168

2. To convert into alcohol; to rectify; also, to saturate with alcohol.

{ Al`co*hol*om"e*ter (&?;), Al`co*hol"me*ter (&?;), } n. [Alcohol + -meter.] (Chem.) An instrument for determining the strength of spirits, with a scale graduated so as to indicate the percentage of pure alcohol, either by weight or volume. It is usually a form of hydrometer with a special scale.

Al`co*hol`o*met"ric (&?;), Al`co*hol`o*met"ric*al (&?;), Al`co*hol*met"ric*al (&?;), a. Relating to the alcoholometer or alcoholometry.

The alcoholometrical strength of spirituous liquors. Ure.

Al`co*hol"om"e*try (&?;), n. The process or method of ascertaining the proportion of pure alcohol which spirituous liquors contain.

Al`co*hom"e*ter (&?;), n., Al`co*ho*met"ric, a. Same as Alcoholometer, Alcoholometric.

Al`co*öm"e*try (&?;), n. See Alcoholometry.

The chemists say alcomètre, alcoomètrie, doubtless by the suppression of a syllable in order to avoid a disagreeable sequence of sounds. (Cf. Idolatry.) Littré.

Al"co*ran (?; 277), n. [alcoran, fr. Ar. al-qorn, orig. the reading, the book, fr. qaraa to read. Cf. Koran.] The Mohammedan Scriptures; the Koran (now the usual form). [Spelt also Alkoran.]

Al`co*ran"ic (&?;), a. Of or pertaining to the Koran.

Al`co*ran"ist, n. One who adheres to the letter of the Koran, rejecting all traditions.

Al"cove (?; 277), n. [F. alcôve, Sp. or Pg. alcoba, from Ar. al-quobbah arch, vault, tent.] 1. (Arch.) A recessed portion of a room, or a small room opening into a larger one; especially, a recess to contain a bed; a lateral recess in a library.

2. A small ornamental building with seats, or an arched seat, in a pleasure ground; a garden bower. Cowper.

3. Any natural recess analogous to an alcove or recess in an apartment.

The youthful wanderers found a wild alcove. Falconer.

Al"cy*on (&?;), n. See Halcyon.

||Al`cy*o*na"ce*a (&?;), n. pl. [NL.] (Zoöl.) A group of soft-bodied Alcyonaria, of which Alcyonium is the type. See Illust. under Alcyonaria.

||Al`cy*o*na"ri*a (&?;), n. pl. [NL.] (Zoöl.) One of the orders of Anthozoa. It includes the Alcyonacea, Pennatulacea, and Gorgonacea.

||Al*cy"o*nes (&?;), n. pl. [L., pl. of Alcyon.] (Zoöl.) The kingfishers.

Al`cy*on"ic (&?;), a. (Zoöl.) Of or pertaining to the Alcyonaria.

||Al`cy*o"ni*um (&?;), n. [Gr. &?; a zoöphyte, so called from being like the halcyon's nest.] (Zoöl.) A genus of fleshy Alcyonaria, its polyps somewhat resembling flowers with eight fringed rays. The term was also formerly used for certain species of sponges.

Al"cy*o*noid (&?;), a. [Gr. &?; + - oid.] (Zoöl.) Like or pertaining to the Alcyonaria. -- n. A zoöphyte of the order Alcyonaria.

Al"day (&?;), adv. Continually. [Obs.] Chaucer.

Al*deb"a*ran (&?;), n. [Ar. al- debarn, fr. dabar to follow; so called because this star follows upon the Pleiades.] (Astron.) A red star of the first magnitude, situated in the eye of Taurus; the Bull's Eye. It is the bright star in the group called the Hyades.

Now when Aldebaran was mounted high Above the shiny Cassiopeia's chair. Spenser.

Al"de*hyde (&?;), n. [Abbrev. fr. alcohol dehydrogenatum, alcohol deprived of its hydrogen.] (Chem.) A colorless, mobile, and very volatile liquid obtained from alcohol by certain processes of oxidation.

The aldehydes are intermediate between the alcohols and acids, and differ from the alcohols in having two less hydrogen atoms in the molecule, as common aldehyde (called also acetic aldehyde or ethyl aldehyde), C2H4O; methyl aldehyde, CH2O.

Aldehyde ammonia (Chem.), a compound formed by the union of aldehyde with ammonia.