Chromatic, krō-mat′ik, adj. relating to colours: coloured: (mus.) relating to notes in a melodic progression, which are raised or lowered by accidentals, without changing the key of the passage, and also to chords in which such notes occur.—ns. Chrōm′ate, a salt of chromic acid; Chrōmat′ics, the science of colours.—v.t. Chrō′matise, to impregnate with a chromate.—ns. Chrōmatog′raphy, a treatise on colours; Chrōmatol′ogy, the science of colours, or a treatise thereon; Chrōmat′ophore, one of the pigment-cells in animals: one of the granules in protoplasm: one of the brightly coloured bead-like bodies in the oral disc of certain actinias, &c.; Chrōmatop′sia, coloured vision; Chrō′matrope, an arrangement in a magic-lantern by which effects like those of the kaleidoscope are produced; Chrō′matype, Chrō′motype, a photographic process by which a coloured impression of a picture is obtained.—adj. relating to the chromatype.—ns. Chrōme, Chrō′mium, a metal remarkable for the beautiful colours of its compounds.—adj. Chrōm′ic.—ns. Chrō′mite, a mineral consisting of oxide of chromium and iron; Chrō′mo-lith′ograph, or merely Chrō′mo, a lithograph printed in colours; Chrō′molithog′raphy; Chrō′mosphere, a layer of incandescent red gas surrounding the sun through which the light of the photosphere passes—also Chrōmat′osphere; Chrō′mo-typog′raphy, typography in colours; Chrō′mo-xy′lograph, a picture printed in colours from wooden blocks; Chrō′mo-xylog′raphy.—Chromatic scale, a scale proceeding by semitones; Chromic acid, an acid of chromium, of an orange-red colour, much used in dyeing and bleaching. [Gr. chrōmatikos—chrōma, colour.]
Chronic, -al, kron′ik, -al, adj. lasting a long time: of a disease, deep seated or long continued, as opposed to acute.—n. Chron′ic, chronic invalid. [Gr. chronikos—chronos, time.]
Chronicle, kron′i-kl, n. a bare record of events in order of time: a history: (pl.) name of two of the Old Testament books: a story, account.—v.t. to record.—n. Chron′icler, a historian. [O. Fr. chronique—L.—Gr. chronika, annals—chronos, time.]
Chronogram, kron′o-gram, n. an inscription in which the time or date of an event is given by certain of the letters printed larger than the rest. [Gr. chronos, time, gramma, a letter—graphein, to write.]
Chronograph, kron′o-graf, n. a chronogram: an instrument for taking exact measurements of time, or for recording graphically the moment or duration of an event.—ns. Chronog′rapher, a chronicler; Chronog′raphy, chronology. [Gr. chronos, time, graphein, to write.]
Chronology, kron-ol′o-ji, n. the science of time.—ns. Chronol′oger, Chronol′ogist.—adjs. Chronolog′ic, -al.—adv. Chronolog′ically. [Gr. chronos, time, logia, a discourse.]
Chronometer, kron-om′e-tėr, n. an instrument for measuring time: a watch.—adjs. Chronomet′ric, -al.—n. Chronom′etry, the art of measuring time by means of instruments: measurement of time. [Gr. chronos, and metron, a measure.]
Chronoscope, kron′ō-skōp, n. an instrument for measuring very short intervals of time, esp. with projectiles.
Chrysalis, kris′a-lis, Chrysalid, kris′a-lid, n. a term originally applied to the golden-coloured resting stages in the life-history of many butterflies, but sometimes extended to all forms of pupæ or nymphs: the shell whence the insect comes:—pl. Chrysal′ides (i-dēz).—adjs. Chrys′alid, Chrys′aline, Chrys′aloid. [Gr. chrysallis—chrysos, gold.]
Chrysanthemum, kris-an′the-mum, n. a genus of composite plants to which belong the corn marigold and ox-eye daisy. [Gr. chrysos, gold, anthemon, flower.]