Definition of nonatomic
: not atomic: such asa : not relating to, concerned with, or composed of atoms Gerald Cleaver, professor and graduate program director in Baylor's department of physics, will present “Life on the Landscape,” which will consider the place of the Earth's universe and the possibility of nonatomic-based (intelligent) life forms outside of it. — The Waco (Texas) Tribune-Heraldb : not relating to, being, or involving atomic weapons nonatomic bombs/weapons a nonatomic war
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