vestigial

English dictionary entry

Meanings

adj
  1. Of or pertaining to a vestige or remnant; like a trace from the past.
  2. Not fully developed in mature animals.
  3. Of a vestigial structure; that has lost all or most of its original function in the course of evolution.
noun
  1. A small, degenerate, or imperfectly developed part or organ which has been more fully developed in some past generation.

Pronunciation

vĕ-stĭjʹĭ-əl vĕ-stĭjʹəl /vɛˈstɪd͡ʒɪəl/ /vɛˈstɪd͡ʒəl/ en-us-vestigial.ogg

Word forms

vestigial vestigials

Etymology

From Latin vestīgium + -al. By surface analysis, vestige + -ial.

Related words

Derived words

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