Standard Lemma guide

mildew

noun · verb · 6 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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • UK: /ˈmɪl.djuː/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • US: /ˈmɪl.d(j)u/
  • rhymes with -ɪldjuː
  • rhymes with -ɪldu
  • CMU ARPABET: M IH1 L D UW2 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

A growth of minute powdery or webby fungi, whitish or of different colors, found on various diseased or decaying substances.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: biology, botany, medicine, natural-sciences, pathology, phytopathology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

verb

Meaning 2

To taint with mildew.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

verb

Meaning 3

To become tainted with mildew.

Definition source: English Wiktionary via Wiktextract

Usage: intransitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

a fungus that produces a superficial (usually white) growth on organic matter

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: fungus

Narrower terms: powdery mildew, downy mildew, false mildew

5

noun

Meaning 5

the process of becoming mildewed

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: mold, mould

Antonyms: none provided

Broader terms: spoilage, spoiling

6

verb

Meaning 6

become moldy; spoil due to humidity

Definition source: Princeton WordNet 3.0

Examples

  • The furniture molded in the old house

Meaning relationships

Synonyms: mold

Antonyms: none provided

Broader terms: change

Narrower terms: smut, dry-rot

History

Etymology

From Middle English myldew, from Old English meledēaw, mildēaw, from Proto-West Germanic *milidauw, from *mili (“honey”) + *dauw (“dew”). Compare West Frisian moaldau, Dutch meeldauw, German Mehltau. More at dew.

Across languages

Translations

125 source translations are retained for this English entry.

  • Afrikaans: skimmel — growth of minute fungi
  • Albanian: myk — growth of minute fungi
  • Arabic: تَعَفُّن (taʕaffun) — growth of minute fungi
  • Arabic: عُفُونَة (ʕufūna) — growth of minute fungi
  • Armenian: բորբոս (borbos) — growth of minute fungi
  • Azerbaijani: kif — growth of minute fungi
  • Belarusian: цвіль (cvilʹ) — growth of minute fungi
  • Belarusian: пле́сня (pljésnja) — growth of minute fungi
  • Belarusian: бро́сня (brósnja) — growth of minute fungi
  • Bulgarian: мана (mana) — growth of minute fungi
  • Catalan: míldiu — growth of minute fungi
  • Chinese Mandarin: 霉菌 (méijūn) — growth of minute fungi
  • Chinese Mandarin: 霉 (méi) — growth of minute fungi
  • Czech: plíseň — growth of minute fungi
  • Danish: meldug — growth of minute fungi
  • Danish: mug — growth of minute fungi
  • Dutch: schimmel — growth of minute fungi
  • Dutch: meeldauw — growth of minute fungi
  • Esperanto: melduo — growth of minute fungi
  • Finnish: home — growth of minute fungi
  • French: mildiou — growth of minute fungi
  • West-Frisian: skimmel — growth of minute fungi
  • Georgian: ობი (obi) — growth of minute fungi
  • Georgian: მილდიუ (mildiu) — growth of minute fungi
  • Georgian: ჭრაქი (č̣raki) — growth of minute fungi
  • German: Mehltau — growth of minute fungi
  • German: Schimmel — growth of minute fungi
  • Greek: μούχλα (moúchla) — growth of minute fungi
  • Ancient Greek: ἐρυσίβη (erusíbē) — growth of minute fungi
  • Hawaiian: kūkaeloli — growth of minute fungi
  • Hebrew: טַחַב (takhav) — growth of minute fungi
  • Hindi: फफूंदी (phaphūndī) — growth of minute fungi
  • Hungarian: lisztharmat — growth of minute fungi
  • Hungarian: üszög — growth of minute fungi
  • Hungarian: rozsda — growth of minute fungi
  • Hungarian: peronoszpóra — growth of minute fungi
  • Hungarian: penész — growth of minute fungi
  • Hunsrik: Milldau — growth of minute fungi
  • Indonesian: kapang — growth of minute fungi
  • Indonesian: cendawan — growth of minute fungi
  • Irish: caonach liath — growth of minute fungi
  • Irish: coincleach — growth of minute fungi
  • Italian: muffa — growth of minute fungi
  • Jamaican Creole: junjo — growth of minute fungi
  • Japanese: 黴 (kabi) — growth of minute fungi
  • Kazakh: зай (zai) — growth of minute fungi
  • Kazakh: зең (zeñ) — growth of minute fungi
  • Khmer: ផ្សិត (phsət) — growth of minute fungi
  • Korean: 곰팡이 (gompang'i) — growth of minute fungi
  • Kyrgyz: көк дат (kök dat) — growth of minute fungi
  • Latin: aurūgō — growth of minute fungi
  • Latin: rōbīgō — growth of minute fungi
  • Latvian: pelējums — growth of minute fungi
  • Lithuanian: miltligė — growth of minute fungi
  • Macedonian: му́вла (múvla) — growth of minute fungi
  • Māori: kūpā — growth of minute fungi
  • Māori: kāhekaheka — growth of minute fungi
  • Māori: hōpurupuru — growth of minute fungi
  • Mongolian: хөгц (xögc) — growth of minute fungi
  • Old English: mildēaw — growth of minute fungi
  • Old English: meledēaw — growth of minute fungi
  • Polish: pleśń — growth of minute fungi
  • Portuguese: míldio — growth of minute fungi
  • Portuguese: mofo — growth of minute fungi
  • Romanian: mucegai — growth of minute fungi
  • Russian: пле́сень (plésenʹ) — growth of minute fungi
  • Russian: ми́лдью (míldʹju) — growth of minute fungi
  • Serbo-Croatian: плесан — growth of minute fungi
  • Serbo-Croatian: плијесан — growth of minute fungi
  • Serbo-Croatian: буђ — growth of minute fungi
  • Serbo-Croatian: plesan — growth of minute fungi
  • Serbo-Croatian: plijesan — growth of minute fungi
  • Serbo-Croatian: buđ — growth of minute fungi
  • Slovak: pleseň — growth of minute fungi
  • Slovene: plesen — growth of minute fungi
  • Lower Sorbian: pómjodk — growth of minute fungi
  • Lower Sorbian: mjodnica — growth of minute fungi
  • Upper Sorbian: pomjedź — growth of minute fungi
  • Spanish: moho — growth of minute fungi
  • Spanish: mildiu — growth of minute fungi
  • Spanish: mildiú — growth of minute fungi
  • Spanish: mildéu — growth of minute fungi
  • Spanish: mildíu — growth of minute fungi
  • Spanish: mildeu — growth of minute fungi
  • Spanish: mildio — growth of minute fungi
  • Spanish: añublo — growth of minute fungi
  • Spanish: anublo — growth of minute fungi
  • Swedish: mjöldagg — growth of minute fungi
  • Tagalog: tagulamin — growth of minute fungi
  • Tajik: мағор (maġor) — growth of minute fungi
  • Tajik: пӯпанак (püpanak) — growth of minute fungi
  • Tajik: карра (karra) — growth of minute fungi
  • Tausug: kapu-kapu — growth of minute fungi
  • Tibetan: ཧམ་འབུ (ham 'bu) — growth of minute fungi
  • Turkish: küf — growth of minute fungi
  • Ottoman Turkish: كوف (küf) — growth of minute fungi
  • Ukrainian: плі́снява (plísnjava) — growth of minute fungi
  • Ukrainian: цвіль (cvilʹ) — growth of minute fungi
  • Ukrainian: плі́сень (plísenʹ) — growth of minute fungi
  • Unami: ahkokolët — growth of minute fungi
  • Uzbek: mogʻor — growth of minute fungi
  • Uzbek: poʻpanak — growth of minute fungi
  • Vietnamese: mốc — growth of minute fungi
  • Welsh: llwydni — growth of minute fungi
  • Dutch: met schimmel bedekken — to taint with mildew
  • Finnish: homehduttaa — to taint with mildew
  • Finnish: saada homehtumaan — to taint with mildew
  • German: schimmeln — to taint with mildew
  • German: verschimmeln — to taint with mildew
  • Japanese: かびる (kabiru) — to taint with mildew
  • Spanish: anublar — to taint with mildew
  • Spanish: añublar (desus.) — to taint with mildew
  • Czech: zplesnivět — to become tainted with mildew
  • Czech: plesnivět — to become tainted with mildew
  • Dutch: beschimmelen — to become tainted with mildew
  • Finnish: homehtua — to become tainted with mildew
  • German: verschimmeln — to become tainted with mildew
  • German: schimmeln — to become tainted with mildew
  • Ingrian: homehtua — to become tainted with mildew
  • Polish: pleśnieć — to become tainted with mildew
  • Polish: spleśnieć — to become tainted with mildew
  • Russian: плесневе́ть (plesnevétʹ) — to become tainted with mildew
  • Russian: заплесневе́ть (zaplesnevétʹ) — to become tainted with mildew
  • Spanish: anublarse — to become tainted with mildew
  • Spanish: añublarse (desus.) — to become tainted with mildew