Search Result for "testae": 

The Collaborative International Dictionary of English v.0.48:

Test \Test\, Testa \Tes"ta\, n.; pl. E. Tests, L. Testae. [L. testa a piece of burned clay, a broken piece of earthenware, a shell. See Test a cupel.] 1. (Zool.) The external hard or firm covering of many invertebrate animals. [1913 Webster] Note: The test of crustaceans and insects is composed largely of chitin; in mollusks it is composed chiefly of calcium carbonate, and is called the shell. [1913 Webster] 2. (Bot.) The outer integument of a seed; the episperm, or spermoderm. [1913 Webster]