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aecium

American  
[ee-see-uhm, ee-shee-] / ˈi si əm, ˈi ʃi- /

noun

Mycology.

plural

aecia

  1. the fruiting body of rust fungi, which bears chainlike or stalked spores.

aecium British  
/ iːˈsɪdɪəm, ˈiːsɪəm /

noun

  1. a globular or cup-shaped structure in some rust fungi in which aeciospores are produced

"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
aecium Scientific  
/ ē′sē-əm,ē′shē-əm /

plural

aecia

  1. A cuplike structure of some rust fungi that contains chains of aeciospores. Aecia usually form on the bottom surface of leaves.

Other Word Forms

  • aecial adjective

Etymology

Origin of aecium

< New Latin < Greek aikíā assault, injury; -ium

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.