any freshwater fish of the family Characidae, of Africa and Central and South America.
Also, char⋅a⋅cid.
Origin: 1880–85; < NL Characinidae name of family, equiv. to Characin(us) the genus (charac- (< Gk charak-, s. of chárax pointed stake, a sea fish) + -inus-in1) + -idae-idae