n. (also Capricornus) 1 a constellation, traditionally regarded as contained in the figure of a goat's horns. 2 a the tenth sign of the zodiac (the Goat). b a person born when the sun is in this sign. Capricornian n. & adj.
[ ME f. OF capricorne f. L capricornus f. caper -pri goat + cornu horn ]