Standard Lemma guide

efilism

noun · 1 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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  • /ˈɛfɪlɪzəm/

1

noun

Meaning 1

An extremist, negative utilitarian pro-mortalist, antinatalist ideology proposed by Gary Mosher which endorses the forced extinction of all life on Earth.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From life reversed + -ism.