lancelet: Meaning and Definition of

lance•let

Pronunciation: (lans'lit, läns'-), [key]
— n.
  1. any of several small, lancet-shaped burrowing marine animals of the subphylum Cephalochordata, having a notochord and bearing structural similarities to both vertebrates and invertebrates. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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