Albite, al′bīt, n. a species of mineral of the felspar family, of a white colour, and forming a constituent of many kinds of rocks. [From L. albus, white.]

Albugineous, al-bū-jin′e-us, adj. like the white of an egg or of the eye. [L. albugo, albuginis, whiteness, from albus, white.]

Album, al′bum, n. among the Romans, a white tablet or register on which the prætor's edicts and such public notices were recorded: a blank book for the insertion of portraits, autographs, poetical extracts, memorial verses, postage-stamps, or the like.—adj. Al′bumē′an, and n. Al′bumess, whimsical coinages of Charles Lamb. [L. albus, white.]

Albumen, al-bū′men, n. the white of eggs: a like substance found in animal and vegetable bodies.—ns. Albū′min, one of the classes of albuminoids, such as are soluble in water, or in dilute acids or alkalis; Albū′minate, one of a class of bodies in which albumin appears in weak combination with a base.—v.t. Albuminise′ (phot.), to cover or impregnate with albumen: to coat paper with an albuminous solution.—adj. Albū′minous, like or containing albumen: insipid. [L.—albus, white.]

Albuminoid, al-bū′min-oid, adj. like albumen.—n. one of a class of nitrogenous compounds derived from animal tissues. [Albumen, and Gr. eidos, form.]

Alburnum, al-burn′um, n. in trees, the white and soft parts of wood between the inner bark and the heart-wood.—adj. Alburn′ous. [L.—albus, white.]

Alcahest. See Alkahest.

Alcaic, al-kā′ik, adj. of or pertaining to the Greek lyrical poet, Alcæus (c. 600 B.C.), or to the kind of verse invented by him. The most common form consists of an anacrusis, a trochee, a spondee, and two dactyls; a second, of a catalectic iambic pentameter, the third foot always being a spondee; a third, of two dactyls followed by two trochees. The most common arrangement was two lines of (1), followed by one of (2) and one of (3). Cf. Tennyson's 'O mighty-mouth'd inventor of harmonies.'

Alcaid, Alcayde, al-kād′, n. a governor: a chief magistrate: a gaoler. [Sp. and Port.—Ar. alkāīdal, the, qāīd, a leader, qāda, to lead.]

Alcalde, al-kal′dā, n. a judge. [Sp.—Ar. al-qādī.]