Word Study
lancelet
WORDNET DICTIONARY
Noun lancelet has 1 sense
- lancelet(n = noun.animal) amphioxus - small translucent lancet-shaped burrowing marine animal; primitive forerunner of the vertebrates; Array is a kind of cephalochordate
is a member of genus amphioxus
CIDE DICTIONARY
lancelet, n. [Lance + -let.].
A small fishlike animal (Amphioxus lanceolatus ), remarkable for the rudimentary condition of its organs. It is the type of the class Leptocardia . See Amphioxus, Leptocardia. [1913 Webster]
OXFORD DICTIONARY
lancelet, n. any small non-vertebrate fishlike chordate of the family Branchiostomidae, that burrows in sand.
Etymology
LANCE n. + -LET, with ref. to its thin form
For further exploring for "lancelet" in Webster Dictionary Online