aec
— Noun
– English
~ a former executive agency (from 1946 to 1974) that was responsible for research into atomic energy and its peacetime uses in the United States
aecial
— Adjective
– English
~ of or belonging to an aecium
aeciospore
— Noun
– English
~ spore of a rust fungus formed in an aecium
aecium
— Noun
– English
~ fruiting body of some rust fungi bearing chains of aeciospores