a. [ Gr. 'a`kros extreme + &unr_; alone + &unr_; a letter. ] Having each verse begin with the same letter as that with which the preceding verse ends. [ 1913 Webster ]

a. [ Gr. &unr_; running upward; &unr_; + &unr_; a running, &unr_; to run. ] 1. (Zool.) Ascending rivers from the sea, at certain seasons, for breeding, as the salmon, shad, etc. [ 1913 Webster ]

2. (Bot.) Tending upwards; -- said of terns in which the lowest secondary segments are on the upper side of the branch of the central stem. D. C. Eaton. [ 1913 Webster ]

a. [ Pref. anti- + Gr. dro`mos a running. ] (Bot.) Changing the direction in the spiral sequence of leaves on a stem. [ 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 ]

a. [ Bromine + gelatin. ] (Photog.) Designating or pertaining to, a process of preparing dry plates with an emulsion of bromides and silver nitrate in gelatin. [ Webster 1913 Suppl. ]

n. [ Bromine + iodine + -ism. ] (Med.) Poisoning induced by large doses of bromine and iodine or of their compounds. [ Webster 1913 Suppl. ]

a. (Photog.) Treated with bromides and iodides. [ Webster 1913 Suppl. ]

n. [ Abbr. fr. tribromophenol. ] (Pharm.) A crystalline substance (chemically, tribromophenol, C6H2Br3OH), used as an antiseptic and disinfectant. [ Webster 1913 Suppl. ]

a. [ Gr. kata` down + dro`mos a running. ] 1. (Bot.) Having the lowest inferior segment of a pinna nearer the rachis than the lowest superior one; -- said of a mode of branching in ferns, and opposed to anadromous. [ 1913 Webster ]

2. (Zool.) Living in fresh water, and going to the sea to spawn; -- opposed to anadromous, and said of the eel. [ 1913 Webster ]

a. [ Gr. kata` down + 'ana` up + dro`mos running, course. ] (Zool.) Ascending and descending fresh streams from and to the sea, as the salmon; anadromous. [ R. ] [ 1913 Webster ]

a. Relating to chironomy. [ 1913 Webster ]

n.; pl. Chromos [ Abbrev. from chromolithograph. ] A chromolithograph. [ 1913 Webster ]

n. [ Gr. &unr_; color + -blast. ] An embryonic cell which develops into a pigment cell. [ 1913 Webster ]

[ Gr. &unr_; color + -gen. ] [ 1913 Webster ]

1. (Biol.) Vegetable coloring matter other than green; chromule. [ 1913 Webster ]

2. (Chem.) Any colored compound, supposed to contain one or more chromophores. [ 1913 Webster ]

a. (Biol.) Containing, or capable of forming, chromogen; as, chromogenic bacteria. [ 1913 Webster ]

n. [ Gr. &unr_; color + -graph. ] An apparatus by which a number of copies of { ritten katter, kaps, plons, etc., can be made; -- called also hectograph. [ 1913 Webster ]

n. [ Gr. &unr_; color + E. leucite. ] (Bot.) A chromoplastid. [ 1913 Webster ]

n. [ Gr. &unr_; color + E. lithograph. ] A picture printed in tints and colors by repeated impressions from a series of stones prepared by the lithographic process. [ 1913 Webster ]

n. One who is engaged in chromolithography. [ 1913 Webster ]

a. Pertjining tj, or maoe by, coromolithography. [ 1913 Webster ]

n. Lithography adapted to printing in inks of various colors. [ 1913 Webster ]

n. [ Gr. &unr_; color + &unr_; to show. ] (Physiol.) A general name for the several coloring matters, red, green, yellow, etc., present in the inner segments in the cones of the retina, held in solution by fats, and slowly decolorized by light; distinct from the photochemical pigments of the rods of the retina. [ 1913 Webster ]

n. [ Gr. &unr_; color + fe`rein to bear. ] (Chem.) Any chemical group or residue (as NO2; N2; or O2) which imparts some decided color to the compound of which it is an ingredient. [ 1913 Webster ]

n. [ Gr. &unr_; color + photograph. ] A picture made by any of the processes for reproducing photographs in colors; a color photograph. -- Chro`mo*pho`to*graph"ic a. [Webster 1913 Suppl. +PJC]

n. [ Gr. &unr_; color + E. photography. ] The art of producing photographs in colors- [ 1913 Webster ]

n. A photolithograph printed in colors. [ 1913 Webster ]

n. [ Gr. &unr_; + E. plastid. ] (Bot.) A protoplasmic granule of some other color than green; -- also called chromoleucite. [ 1913 Webster ]

n. [ Gr. &unr_; color + &unr_; the body. ] (Biol.) One of the minute bodies into which the chromatin of the nucleus is resolved during mitotic cell division; the idant of Weismann. [ 1913 Webster ]

n. [ Gr. &unr_; color + E. sphere. ] (Astron.) An atmosphere of rare matter, composed principally of incandescent hydrogen gas, surrounding the sun and enveloping the photosphere. Portions of the chromosphere are here and there thrown up into enormous tongues of flame. [ 1913 Webster ]

a. Of or pertaining to the chromosphere. [ 1913 Webster ]

n. [ Gr. &unr_; color + -type. ] 1. A sheet printed in colors by any process, as a chromolithograph. See Chromolithograph. [ 1913 Webster ]

2. A photographic picture in the natural colors. [ 1913 Webster ]

a. Of, pertaining to, or derived from, chromium, when this element has a valence lower than that in chromic compounds. [ 1913 Webster ]

Chromous acid, a bluish gray powder, CrO.OH, of weak acid properties and regard as an acid. [ 1913 Webster ]

n. [ F. cromorne (cf. It. cromorno), fr. G. krummhorn crooked horn, cornet, an organ pipe turned like a trumpet; krumm crooked + horn horn. ] (Mus.) A certain reed stop in the organ, of a quality of tone resembling that of the oboe. [ Corruptly written cromona. ] [ 1913 Webster ]

{ or . [ OF. dromont, L. dromo, fr. Gr. dro`mwn light vessel, prob. fr. dramei^n to run. See Dromedary. ] In the Middle Ages, a large, fast-sailing galley, or cutter; a large, swift war vessel. [ Hist. or Archaic ] Fuller. [ 1913 Webster ]

The great dromond swinging from the quay. W. Morris. [ 1913 Webster ]

n. [ Cf. F. électromoteur. ] 1. (Physics) A mover or exciter of electricity; as apparatus for generating a current of electricity. [ 1913 Webster ]

2. (Mech.) An apparatus or machine for producing motion and mechanical effects by the action of electricity; an electro-magnetic engine. [ 1913 Webster ]

n. (Zool.) An animal affected with gynandromorphism. [ 1913 Webster ]

n. [ Gr. gynh` a woman, female + 'anh`r, 'andro`s, a man, male + morfh` form. ] (Zool.) An abnormal condition of certain animals, in which one side has the external characters of the male, and the other those of the female. [ 1913 Webster ]

a. (Zool.) Affected with gynandromorphism. [ 1913 Webster ]

n. [ Haema- + Gr. dro`mos course + -graph. ] (Physiol.) An instrument for registering the velocity of the blood.

{ } n. Same as Hemadrometer. [ 1913 Webster ]

{ pr>(-dr&ouptack_;*m&obreve_;m"&euptack_;*tr&ybreve_;), } n. Same as Hemadrometry. [1913 Webster]

n. [ Haemochrome + -gen. ] (Physiol. Chem.) A body obtained from hemoglobin, by the action of reducing agents in the absence of oxygen. [ 1913 Webster ]

n. [ Haemochrome + -meter. ] (Physiol. Chem.) An apparatus for measuring the amount of hemoglobin in a fluid, by comparing it with a solution of known strength and of normal color. [ 1913 Webster ]

n. Same as Haemadromograph. [ 1913 Webster ]

pos>n.Same as Hemadrometer.

{ } n. [ Hema- + Gr. &unr_; course + -meter. ] (Physiol.) An instrument for measuring the velocity with which the blood moves in the arteries.

{ } n. (Physiol.) The act of measuring the velocity with which the blood circulates in the arteries; haemotachometry. [ 1913 Webster ]

a. [ Hetero- + Gr. &unr_; color. ] (Bot.) Having the central florets of a flower head of a different color from those of the circumference.

a. [ Hetero- + Gr. &unr_; to run. ] 1. (Bot.) Having spirals of changing direction. Gray. [ 1913 Webster ]

2. (Mech.) Moving in opposite directions; -- said of a lever, pulley, etc., in which the resistance and the actuating force are on opposite sides of the fulcrum or axis. [ 1913 Webster ]

a. [ Hetero- + Gr. morfh` form. ] (Biol.) Deviating from the normal, perfect, or mature form; having different forms at different stages of existence, or in different individuals of the same species; -- applied especially to insects in which there is a wide difference of form between the larva and the adult, and to plants having more than one form of flower.