zoothecium

Z10O1O1T1H4E1C3I1U1M3

noun

The outer layer of certain protozoans.

Scrabble 26

Meanings

nounzoothecium (plural zoothecia)

plural zoothecia

  1. biologyThe outer layer of certain protozoans.

Origin

From zoo- + Ancient Greek θήκη (thḗkē, “sheath”) + -ium.

Full word history & related roots →
Cite this entry
APA

zoothecium. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/zoothecium

MLA

“zoothecium.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/zoothecium. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “zoothecium,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/zoothecium.

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