aecium

aecium

[ee-see-uhm, ee-shee-]
noun, plural aecia [ee-see-uh, ee-shee-uh] . Mycology.
the fruiting body of rust fungi, which bears chainlike or stalked spores.

Origin:
< Neo-Latin < Greek aikíā assault, injury; see -ium

aecial, adjective
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World English Dictionary
aecium or aecidium (ˈiːsɪəm, iːˈsɪdɪəm)
 
n , pl -cia, -cidia
a globular or cup-shaped structure in some rust fungi in which aeciospores are produced
 
[C19: New Latin, from Greek aikia injury (so called because of the damage the fungi cause)]
 
aecidium or aecidium (ˈiːsɪəm, iːˈsɪdɪəm, -sɪə, -ˈsɪdɪə)
 
n
 
[C19: New Latin, from Greek aikia injury (so called because of the damage the fungi cause)]

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Science Dictionary
aecium   (ē'sē-əm, ē'shē-əm)  Pronunciation Key 
Plural aecia (ē'sē-ə, ē'shē-ə)
A cuplike structure of some rust fungi that contains chains of aeciospores. Aecia usually form on the bottom surface of leaves.
The American Heritage® Science Dictionary
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