exotesta

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noun

The outer layer of the testa, derived from the outer integument of the ovule.

Scrabble 15
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Meanings

nounexotesta (plural exotestae)

plural exotestae

  1. biologyThe outer layer of the testa, derived from the outer integument of the ovule.

Origin

From exo- + testa.

Full word history & related roots →
Cite this entry
APA

exotesta. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/exotesta

MLA

“exotesta.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/exotesta. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “exotesta,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/exotesta.

Source: exotesta on Wiktionary, CC BY-SA 4.0.