Standard Lemma guide

homoplasy

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

A correspondence between the parts or organs of different species acquired as the result of parallel evolution or convergence.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Qualifier: evolutionary theory

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A correspondence between variants in different versions of texts acquired as the result of parallel evolution or convergence.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: human-sciences, linguistics, sciences, textual-criticism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree Proto-Indo-European *sem- Proto-Indo-European *somHós Proto-Hellenic *homós Ancient Greek ὁμός (homós)der. English homo- Proto-Hellenic *pláthyō Proto-Hellenic *pláťťō? Ancient Greek πλάσσω (plássō) Proto-Indo-European *-tis Ancient Greek -τις (-tis) Ancient Greek -σις (-sis) Ancient Greek πλᾰ́σῐς (plắsĭs)der. New Latin -plasiabor. English -plasia English -plasy English homoplasy Coined by British zoologist Ray Lankester in 1870, from homo- + -plasy, formed from Ancient Greek ὁμός (homós, “similar, alike, the same”) and πλάσσω (plássō, “to shape, to mold”).