Standard Lemma guide

lethiferous

adj · 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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  • rhymes with -ɪfəɹəs

1

adj

Meaning 1

Deadly, lethal.

Definition source: English Wiktionary via Wiktextract

Usage: obsolete

Examples

  • 1658, John Robinson, Eudoxa, p. 151 - Those that are really lethiferous are but excrescencies of sin

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Borrowed from Latin lethifer, letifer, from lethum, letum (“death”) + ferre (“to bear, to bring”). Compare French léthifère.

Across languages

Translations

3 source translations are retained for this English entry.

  • Romanian: letifer — Obsolete term meaning "deadly", "lethal"
  • Russian: смертоно́сный (smertonósnyj) — Obsolete term meaning "deadly", "lethal"
  • Slovak: smrtonosný — Obsolete term meaning "deadly", "lethal"