opisthosoma

O1P3I1S1T1H4O1S1O1M3A1

noun

The posterior segment of the two-part body structure of chelicerates. Often used interchangeably with abdomen.

Scrabble 18
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Meanings

nounopisthosoma (plural opisthosomas or opisthosomata)

plural opisthosomas · plural opisthosomata

  1. biologyThe posterior segment of the two-part body structure of chelicerates. Often used interchangeably with abdomen.

Origin

From opistho- + soma.

Full word history & related roots →
Cite this entry
APA

opisthosoma. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/opisthosoma

MLA

“opisthosoma.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/opisthosoma. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “opisthosoma,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/opisthosoma.

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