lancelet lancegay • lancelike · · · Info · Definitions · Synonyms · Characters · · lancelet · · Text Latin · · Script 8 · · Length Definitions · · · (noun) small translucent lancet-shaped burrowing marine animal; primitive forerunner of the vertebrates. Synonyms: amphioxus. · · Noun Definition 1 Synonyms · · · amphioxus · · Synonym 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 l latin small letter l U+006C n latin small letter n U+006E t latin small letter t U+0074