adjective
atomic
uh-TOM-ihk
adjective
1
Relating to atoms.
"Atomic number refers to the number of protons in an atom's nucleus."
2
Relating to nuclear energy or nuclear weapons.
"The atomic bomb changed the course of the war."
3
So small or basic that it cannot be broken down any further.
"Each commit should represent one atomic change to the code."
How to Use Atomic
Learner’s notesIn plain EnglishRelating to atoms or nuclear power — or, in tech and science contexts, describing something indivisible and self-contained.
Common pairings
atomic bomb
atomic energy
atomic number
atomic operation
Word Forms
atomics plural
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_____ number refers to the number of protons in an atom's nucleus.
Etymology
From atom + -ic.