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nouna former executive agency (from 1946 to 1974) that was responsible for research into atomic energy and its peacetime uses in the United States
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Definition that contains aec
- cassia some genus Cassia species often classified as members of the genus Senna or genus Chamaecrista
- aeciospore spore of a rust fungus formed in an aecium
- order gymnophiona an order of amphibians including caecilians
- genus chamaecyparis a genus of Chamaecyparis
- class amphibia the class of vertebrates that live on land but breed in water; frogs; toads; newts; salamanders; caecilians
- aecium fruiting body of some rust fungi bearing chains of aeciospores
- talaria a winged sandal (as worn by Hermes in Graeco-Roman art)
- cronartium rust fungi having aecia produced in raised or swollen sori and teliospores borne in waxy columns
- genus cronartium rust fungi having aecia produced in raised or swollen sori and teliospores borne in waxy columns
- amphibia the class of vertebrates that live on land but breed in water; frogs; toads; newts; salamanders; caecilians