WordReference Random House Unabridged Dictionary of American English © 2026
ae•ci•um
(ē′sē əm, ē′shē-),USA pronunciation n., pl. ae•ci•a (ē′sē ə, ē′shē ə).USA pronunciation [Mycol.]
ae′ci•al, adj.
- Fungithe fruiting body of rust fungi, which bears chainlike or stalked spores.
- Greek aikíā assault, injury; see -ium
- Neo-Latin
'aecium' also found in these entries (note: many are not synonyms or translations):