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conidium

[ koh-nid-ee-uhm, kuh- ]
/ koʊˈnɪd i əm, kə- /
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noun, plural co·nid·i·a [koh-nid-ee-uh, kuh-]. /koʊˈnɪd i ə, kə-/. Botany.

(in fungi) an asexual spore formed by abstriction at the top of a hyphal branch.

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Origin of conidium

1865–70; <Greek kón(is) dust (akin to incinerate) + -idium

OTHER WORDS FROM conidium

co·nid·i·al, co·nid·i·an, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for conidium

  • When it has reached the front of the opening in the conidium, which is thus emptied, the mass remains immovable.

    Fungi: Their Nature and Uses|Mordecai Cubitt Cooke
  • This secondary conidium can sometimes engender a third cellule by a similar process.

    Fungi: Their Nature and Uses|Mordecai Cubitt Cooke
  • A short time after the appearance of the vacuoles the entire conidium extends itself so that the papilla disappears.

    Fungi: Their Nature and Uses|Mordecai Cubitt Cooke
  • Then it isolates itself from the germ-tube by a septum, and takes all the essential characteristics of the parent conidium.

    Fungi: Their Nature and Uses|Mordecai Cubitt Cooke

British Dictionary definitions for conidium

conidium
/ (kəʊˈnɪdɪəm) /

noun plural -nidia (-ˈnɪdɪə)

an asexual spore formed at the tip of a specialized hypha (conidiophore) in fungi such as Penicillium

Derived forms of conidium

conidial or conidian, adjective

Word Origin for conidium

C19: from New Latin, from Greek konis dust + ium
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

Medical definitions for conidium

conidium
[ kə-nĭdē-əm ]

n. pl. co•nid•i•a (-ē-ə)

An asexually produced fungal spore, formed on a conidiophore.

Other words from conidium

co•nidi•al adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for conidium

conidium
[ kə-nĭdē-əm ]

Plural conidia

An asexually produced fungal spore, formed on a conidiophore. Most conidia are dispersed by the wind and can endure extremes of cold, heat, and dryness. When conditions are favorable, they germinate and grow into hyphae.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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