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plastral

[plas-truh l]
adjective Zoology.
  1. of or relating to a plastron.
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Origin of plastral

First recorded in 1885–90; plastr(on) + -al1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for plastral

Historical Examples of plastral