pleurothetism

P3L1E1U1R1O1T1H4E1T1I1S1M3

noun

A pattern of orientation among most bivalves whereby they come to rest on their left or right sides.

Scrabble 20

Meanings

nounpleurothetism (uncountable)
  1. uncountableA pattern of orientation among most bivalves whereby they come to rest on their left or right sides.

Origin

  1. Ancient Greekτίθημι“I place”
  2. Englishpleurothetism

By surface analysis, pleuro- + -thet(ic) + -ism. (Second element from Ancient Greek τίθημι (títhēmi, “I place”).)

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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