testaceous

[ te-stey-shuhs ]
/ tɛˈsteɪ ʃəs /

adjective

of, relating to, or derived from shells.
having a test or shell-like covering.
of a brick-red, brownish-red, or brownish-yellow color.

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Origin of testaceous

1640–50; <Latin testāceus shell-covered, equivalent to test(a) (see test2) + -āceus-aceous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for testaceous

British Dictionary definitions for testaceous

testaceous
/ (tɛˈsteɪʃəs) /

adjective biology

of, relating to, or possessing a test or testa
of the reddish-brown colour of terra cotta

Word Origin for testaceous

C17: from Latin testācens, from testa
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