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trivalve

[trahy-valv]
adjective
  1. having three valves, as a shell.
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noun
  1. a trivalve shell.
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Origin of trivalve

First recorded in 1675–85; tri- + valve
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for trivalve

Historical Examples

  • There is, however, an instrument similar to these trivalve instruments in the museum at Athens.

    Surgical Instruments in Greek and Roman Times

    John Stewart Milne