biconcave

[ bahy-kon-keyv, bahy-kon-keyv ]
See synonyms for biconcave on Thesaurus.com
adjective
  1. concave on both sides, as a lens.

Origin of biconcave

1
First recorded in 1825–35; bi-1 + concave

Other words from biconcave

  • bi·con·cav·i·ty [bahy-kuhn-kav-i-tee], /ˌbaɪ kənˈkæv ɪ ti/, noun

Words Nearby biconcave

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use biconcave in a sentence

  • Cartilaginous or partially calcified biconcave vertebrae are always well developed; they constrict the notochord intervertebrally.

    The Vertebrate Skeleton | Sidney H. Reynolds
  • biconcave cartilaginous vertebrae are developed, and as is the case in most fishes, constrict the notochord vertebrally.

    The Vertebrate Skeleton | Sidney H. Reynolds
  • The vertebral centra are opisthocoelous or biconcave, and there are numerous precaudal vertebrae.

    The Vertebrate Skeleton | Sidney H. Reynolds
  • The vertebrae are biconcave and are very numerous; very few however belong to the tail.

    The Vertebrate Skeleton | Sidney H. Reynolds
  • In Labyrinthodontia the centra of the vertebrae are generally well ossified biconcave discs.

    The Vertebrate Skeleton | Sidney H. Reynolds

British Dictionary definitions for biconcave

biconcave

/ (baɪˈkɒnkeɪv, ˌbaɪkɒnˈkeɪv) /


adjective
  1. (of a lens) having concave faces on both sides; concavo-concave

Derived forms of biconcave

  • biconcavity (ˌbaɪkɒnˈkævɪtɪ), noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for biconcave

biconcave

[ bī′kŏn-kāv ]


  1. Concave on both sides or surfaces.

The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.