testa

 : 
Noun
 : 
tes=ta

WORDNET DICTIONARY

Noun testa has 1 sense

CIDE DICTIONARY

testan. [L. testa a piece of burned clay, a broken piece of earthenware, a shell. See Test a cupel.].
  •  The external hard or firm covering of many invertebrate animals.  [1913 Webster]
    " 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]
  •  The outer integument of a seed; the episperm, or spermoderm.  [1913 Webster]

OXFORD DICTIONARY

testa, n. (pl. testae) Bot. a seed-coat.

Etymology
L (as TEST(2))

For further exploring for "testa" in Webster Dictionary Online


created in 0.29 seconds
powered by
bible.org - YLSA