adaptationism.
The view that many traits of organisms are evolved adaptations.
Meaning & usage
The view that many traits of organisms are evolved adaptations.
A set of methods for distinguishing traits resulting from adaptation from those arising through other processes.
The belief that all traits are adaptations brought about by natural selection, when some are only functionless by-products (also called "spandrels").
Where this word comes from
Etymology tree Proto-Indo-European *h₂éd Proto-Italic *ad Proto-Italic *ad- Latin ad- Proto-Indo-European *h₂ep- Proto-Indo-European *-tós Proto-Indo-European *h₂ptós Proto-Italic *aptos Latin aptus Proto-Indo-European *-h₂ Proto-Indo-European *-éh₂ Proto-Indo-European *-yéti Proto-Indo-European *-eh₂yéti Proto-Indo-European *-h₂tiinflu. Proto-Italic *-ājō Proto-Italic *-āō Latin -ō Proto-Indo-European [Term?]der. Proto-Italic *apjō Latin apiō Proto-Indo-European *-tós Proto-Italic *-tos Latin -tus ▲ Latin -ō Latin -tō Latin aptō Latin adaptō Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Medieval Latin adaptātiōbor. French adaptationbor. English adaptation Proto-Indo-European *-id- Proto-Indo-European *-yéti Proto-Indo-European *-idyéti Proto-Hellenic *-íd͏̌d͏̌ō Ancient Greek -ῐ́ζω (-ĭ́zō) Proto-Indo-European *-mos Proto-Indo-European *-mós Ancient Greek -μός (-mós) Ancient Greek -ισμός (-ismós)der. English -ism English adaptationism From adaptation + -ism.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.