CHINESE EXCLUSION ACT n.
Any of several acts forbidding the immigration of Chinese laborers into the United States, originally from 1882 to 1892 by act of May 6, 1882, then from 1892 to 1902 by act May 5, 1892. By act of April 29, 1902, all existing legislation on the subject was reënacted and continued, and made applicable to the insular poss…
CHOUGH n.
d chauk, chauk-daw, chocard, Cornish chough, red-legged crow. The name is also applied to several allied birds, as the Alpine chough. Cornish chough (Her.), a bird represented black, with red feet, and beak; -- called also aylet and sea swallow.
CHROMOPHANE n.
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.
CHUB n.
of the same family, of the genera Semotilus, Squalius, Ceratichthys, etc., and locally to several very different fishes, as the tautog, black bass, etc. Chub mackerel (Zoöl.), a species of mackerel (Scomber colias) in some years found in abundance on the Atlantic coast, but absent in others; -- called also bull mackere…
CINEMATOGRAPH n.
tence of vision the illusion of continuous motion; a moving-picture machine; also, any of several other machines or devices producing moving pictorial effects. Other common names for the cinematograph are animatograph, biograph, bioscope, electrograph, electroscope, kinematograph, kinetoscope, veriscope, vitagraph, vit…