乳齿象 rǔchǐxiàng mastodon Origin Definitions Defs Strokes Stroke Words Sentences Sents 乳齿 乳齒 rǔchǐ milk tooth the first set of teeth in humans and other mammals that are eventually replaced by permanent teeth象 xiàng noun elephant elephant; large mammal of the order Proboscidea with a long trunk and tusks