Lexic.us

Definition of Spirifer

1. n. Any one of numerous species of fossil brachipods of the genus Spirifer, or Delthyris, and allied genera, in which the long calcareous supports of the arms form a large spiral, or helix, on each side.

Medical Definition of Spirifer

1. Any one of numerous species of fossil brachipods of the genus Spirifer, or Delthyris, and allied genera, in which the long calcareous supports of the arms form a large spiral, or helix, on each side. Origin: NL, fr. L. Spira a coil + ferreto bear. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Spirifer

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