mushroom

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mushroom

  • /ˈmʌʃˌɹuːm/ UK
  • /-ˌɹʊm/ UK
  • /-ˌɹəm/ UK
  • /ˈmʌʃˌɹʉwm/ British, Southern, Standard
  • /-ˌɹɵm/ British, Southern, Standard
  • /-ˌɹəm/ British, Southern, Standard
  • /ˈmʊʃˌɹuːm/ Northern England
  • /-ˌɹʊm/ Northern England
  • /-ˌɹəm/ Northern England
  • /ˈmʌʃˌɾʉm/ Scotland
  • /-ˌɾəm/ Scotland
  • /ˈməʃˌɾuːm/ Wales
  • /-ˌɾʊm/ Wales
  • /-ˌɾəm/ Wales
  • /ˈmʌʃˌɹum/ Canada, US
  • /-ˌɹʊm/ Canada, US
  • /-ˌɹəm/ Canada, US
  • /ˈmɐʃˌɹʉːm/ Australia, New Zealand
  • /-ˌɹʊm/ Australia, New Zealand
  • /ˈ-ˌɹəm/ Australia, New Zealand

Rhymes with -ʌʃɹuːm, -ʌʃɹʊm

Where it comes from

From Middle English muscheron, musseron, from Anglo-Norman musherum, moscheron, from Old French moisseron, of obscure origin: probably derived from Old French mosse, moise ("moss"; whence also French mousse), as the use first applied to a type of fungus which grows in moss, from Frankish *mosu (“moss”) or Old Dutch *mosa (“moss”), akin to Old High German mosa (“moor, swamp”), Old High German mos (“moss, bog”), Old High German mios (“moss, mire”), Old English mēos (“moss”), Old English mōs (“bog, marsh”), Old Norse mosi (“moss”), Old Norse myrr (“bog, mire”), from Proto-Germanic *musą, *musô, *miuziz (“mosses, bog”), from Proto-Indo-European *mews- (“mosses, mold, mildew”). Displaced native Old English swamm. More at mire. Alternatively, the Old French may be of pre-Roman origin. See Ancient Greek μύκης (múkēs, “mushroom”). Doublet of moss and mousse.

noun mushrooms

  1. Any of the fleshy fruiting bodies of fungi typically produced above ground on soil or on their food sources (such as decaying wood). Some mushrooms are edible whereas others are poisonous, and sometimes they are difficult to tell apart.

    Similar: shroom, mushrump

  2. A fungus producing such fruiting bodies.
  3. Champignon or Agaricus bisporus, the mushroom species most commonly used in cooking.
  4. Any of the mushroom-shaped pegs in bar billiards.
  5. A concrete column with a thickened portion at the top, used to support a slab.
  6. figuratively, obsolete One who rises suddenly from a low condition in life; an upstart. upstarts […]call in reproach mushrooms
  7. figuratively Something that grows very quickly or seems to appear suddenly. The craze [hula hoops] began in the U.S.A., and in October the boom crossed the Atlantic and 40 firms sprang into being, some being overnight mushrooms.
  8. abbreviation, ellipsis Ellipsis of mushroom cloud

adjective

  1. attributive, not comparable Having characteristics like those of a mushroom, for example in shape or appearance, speed of growth, or texture. mushroom cloud

verb mushrooms · mushrooming · mushroomed

  1. figuratively, intransitive To grow quickly to a large size or rapidly increase in scope or scale. The town’s population mushroomed from 10,000 to 110,000 in five years.
  2. intransitive To gather mushrooms. We used to go mushrooming in the forest every weekend.
  3. intransitive To form the shape of a mushroom. Excessive spot weld time may cause the electrode tips to mushroom, resulting in no focus of current and a weak weld.
  4. intransitive, of a bullet To form the shape of a mushroom when striking a soft target.

Thesaurus

Closest in meaning: mushroom cloud, mushroom-shaped cloud, morel, agaric, fungus, fungal, tyrosinase, fungi, pathogen, ketchup, catsup, catchup, yeast, crow, cepe, brooke

Translations

Every language

noun fungus itself

Kiswahilikuvu
Portuguêsfungo, cogumelo
DeutschPilz
Русскийгрибни́ца gribníca

noun fruiting body of a fungus — see also fungus, champignon, fairy-ring champignon

Españolseta, callampa
한국어버섯 beoseot
日本語キノコ kinoko, 茸 kinoko, きのこ kinoko
中文蘑菇 mógu, 蕈 xùn, 菌子 jùnzi
हिन्दीकुकुरमुत्ता kukurmuttā, कुकुरमुता kukurmutā, खुंभी khumbhī, खुंबी khumbī, खुमी khumī, मशरूम maśrūm
Kiswahiliuyoga
Portuguêscogumelo
Françaischampignon
DeutschPilz, Schwamm
Italianofungo
Ελληνικάμανιτάρι manitári
Românăciupercă
Русскийгриб grib
Tiếng Việtnấm
العربيةفُطْر m عَيْش الْغُرَاب fuṭr
עבריתפִּטרִיָה pitriyá

adj resembling a mushroom

Portuguêsde cogumelo
Русскийгрибови́дный gribovídnyj

verb to grow quickly

Españolmultiplicarse como hongos
Portuguêsestourar, explodir
Françaischampignonner
Deutschwuchern

verb to gather mushrooms

Portuguêscolher cogumelos
Françaischampignonner
DeutschPilze ernten, Pilze sammeln

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Cite this
MLA

"mushroom." Wiktionary, via Micwyn, micwyn.com/word/mushroom. Accessed 6 Nov. 2026.

APA

mushroom. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/mushroom

Chicago

"mushroom." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/mushroom.

BibTeX
@misc{mushroom_2026,
  title = {mushroom},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/mushroom},
  urldate = {2026-11-06}
}