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单词 mildew
释义

mildew

[ mil-doo, -dyoo ]
/ ˈmɪlˌdu, -ˌdyu /
SEE SYNONYMS FOR mildew ON THESAURUS.COM

noun

Plant Pathology. a disease of plants, characterized by a cottony, usually whitish coating on the surface of affected parts, caused by any of various fungi.
any of these fungi.Compare downy mildew, powdery mildew.
any of similar coatings or discolorations, caused by fungi, as that which appears on fabrics, paper, leather, etc., when exposed to moisture.

verb (used with or without object)

to affect or become affected with mildew.

Origin of mildew

before 1000; Middle English: honeydew, mildew; Old English mildēaw, equivalent to mil- honey (cognate with Gothic milith, akin to Latin mel,Greek méli) + dēawdew

OTHER WORDS FROM mildew

mildewy, adjectiveun·mil·dewed, adjective

Words nearby mildew

milchig, milchik, mild, mild cognitive impairment, milden, mildew, mildewcide, mildewproof, mildly, mild mercurous chloride, Mildred
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for mildew

British Dictionary definitions for mildew

mildew
/ (ˈmɪlˌdjuː) /

noun

any of various diseases of plants that affect mainly the leaves and are caused by parasitic fungiSee also downy mildew, powdery mildew
any fungus causing this kind of disease
another name for mould 2

verb

to affect or become affected with mildew

Derived forms of mildew

mildewy, adjective

Word Origin for mildew

Old English mildēaw, from mil- honey (compare Latin mel, Greek mēli) + dēaw dew
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for mildew

mildew
[ mĭldōō′ ]

Any of various fungi or oomycete organisms that form a white or grayish coating on surfaces, such as plant leaves, cloth, or leather, especially under damp, warm conditions. Powdery mildews are important plant diseases usually caused by ascomycete fungi, while downy mildews, including a serious disease of grapevines, are caused by oomycetes.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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