Definitions for lanceletˈlæns lɪt, ˈlɑns-
Random House Webster's College Dictionary
lance•letˈlæns lɪt, ˈlɑns-(n.)
any small, lancet-shaped burrowing marine animal of the subphylum Cephalochordata, having a notochord and numerous gill slits.
Category: Invertebrates
Ref: Also called amphioxus.
Origin of lancelet:
1565–75
Princeton's WordNet
lancelet, amphioxus(noun)
small translucent lancet-shaped burrowing marine animal; primitive forerunner of the vertebrates
Wiktionary
lancelet(Noun)
any of a group of primitive marine animals, of subphylum Cephalochordata, having a notochord instead of a backbone
Webster Dictionary
Lancelet(noun)
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
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