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leptocephalus

play
noun lep·to·ceph·a·lus \ˌlep-tə-ˈse-fə-ləs\

Definition of leptocephalus

plural

leptocephali

play \-ˌlī, -ˌlē\
  1. :  a long thin small-headed transparent pelagic first larva of various eels



Origin and Etymology of leptocephalus

New Latin, from Greek leptos + kephalē head — more at cephalic


First Known Use: 1769


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to lessen in amount, effect, or force

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