Mushroom Definition

mŭshro͝om, -ro͝om

mushroomed, mushrooming, mushrooms

noun

mushrooms

Any of various rapidly growing, fleshy fungi, typically having a stalk capped with an umbrella-like top; esp., a gill or pore fungus.

Webster's New World

Any of such fungi that are edible, especially the widely cultivated species Agaricus bisporus.

American Heritage

The fruiting body of such a fungus.

Webster's New World

An edible fruiting body of such a fungus.

Webster's New World

Anything like a mushroom in shape or rapid growth.

Webster's New World

Synonyms:

Antonyms:

verb

mushroomed, mushrooming

To grow or spread rapidly.

Webster's New World

To hunt for and gather wild mushrooms.

Webster's New World

To flatten out at the end so as to resemble a mushroom.

Webster's New World

Synonyms:

Antonyms:

adjective

Relating to, consisting of, or containing mushrooms.

Mushroom sauce.

American Heritage

Resembling mushrooms in rapidity of growth or evanescence.

Mushroom towns.

American Heritage

Containing or being made of mushrooms.

Mushroom soup.

Wiktionary

Other Word Forms of Mushroom

Singular:

mushroom

Plural:

mushrooms

From Middle English musheron, musseron, from Anglo-Norman, from Old French mousseron, from Medieval Latin mussiriōnem, musariōnem, accusative of mussiriō, musariō (“mushroom"), of Germanic origin: French mousse (“moss") ("”first applied to a type of fungus which grows in moss), from Low Frankish *mosa (“moss") or Old Dutch mosa "moss", akin to Old High German mos (“moss, bog"), Old High German mios (“moss, mire"), Old English mÄ“os (“moss"), Old English mōs (“bog, marsh"), Old Norse mosi (“moss"), Old Norse myrr (“bog, mire"), from Proto-Germanic *musÄ…, *musô, *miuziz (“mosses, bog"), from Proto-Indo-European *meus- (“mosses, mold, mildew"). Replaced native swamm (“mushroom") from Old English. More at mire

From Wiktionary
Alteration (influenced by room) of Middle English musheron from Anglo-Norman moscheron, musherum from Old French mousseron from Medieval Latin musariō musariōn-

From American Heritage Dictionary of the English Language, 5th Edition