齐唱 Traditional form: 齊唱 Pinyin (reading): qíchàng Definitions: to sing in unison Characters: 齐 - even, uniform, of equal length 唱 - to sing, to chant, to call; ditty, song Traditional characters: 齊 - even, uniform, of equal length 唱 - to sing, to chant, to call; ditty, song