Standard Lemma guide

KF94

noun · 3 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

An air particulate filtration standard originating in the Republic of Korea, South Korea, which requires filtration of 94% of air particulates.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Ellipsis of KF94 filter, a filter implementing the standard.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, countable, ellipsis

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

Ellipsis of KF94 mask, a facemask using a filter conforming to the standard.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, countable, ellipsis

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Initialism of Korean Filter with 94% filtration efficiency.

Across languages

Translations

3 source translations are retained for this English entry.

  • French: KF94 — standard
  • Korean: KF94 (KF94) — standard
  • Spanish: KF94 — standard