testa

名词 n.
中文释义

英文释义

名词 n.
  1. A seed coat.
    — The testa develops from the tissue, the integument, originally surrounding the ovule.
  2. The external calciferous shell, or endoskeleton, of an echinoderm; the test.

词形变化

testas plural testae plural testæ plural

词汇关系

衍生词
endotesta exotesta sarcotesta testal

词源

Etymology tree
Latin testabor.
English testa
Borrowed from Latin testa.
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