atomic
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Definition & Meaning of "atomic"in English

atomic
01

related to atoms, the smallest units of matter, including their structure, properties, and interactions

atomic definition and meaning
Examples
The atomic structure of an element includes its nucleus, composed of protons and neutrons, surrounded by electrons.
02

significantly small

Examples
Her handwriting was atomic, I needed a magnifying glass to read it.
03

of or relating to weapons whose destructive power comes from energy released by nuclear fission or fusion

Examples
The bomb squad was briefed on protocols for safely transporting an atomic warhead to the testing range.
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