a.1.Of or pertaining to atoms.
2.Extremely minute; tiny.
Atomic bomb
see atom bomb in the vocabulary.
Atomic philosophy
a system which, assuming that atoms are endued with gravity and motion, accounted thus for the origin and formation of all things. This philosophy was first broached by Leucippus, was developed by Democritus, and afterward improved by Epicurus, and hence is sometimes denominated the Epicurean philosophy.
Atomic theory
(Chem.) teaches that chemical combinations take place between the supposed ultimate particles or atoms of bodies, in some simple ratio, as of one to one, two to three, or some other, always expressible in whole numbers.
Atomic weight
(Chem.) the weight of the atom of an element as compared with the weight of the atom of hydrogen, taken as a standard.
Adj.1.atomic - of or relating to or comprising atoms; "atomic structure"; "atomic hydrogen"
2.atomic - (weapons) deriving destructive energy from the release of atomic energy; "nuclear war"; "nuclear weapons"; "atomic bombs"
Synonyms: nuclear
3.atomic - immeasurably small
Synonyms: atomlike, minute
(jargon)atomic - (From Greek "atomos", indivisible) Indivisible; cannot be split up.

For example, an instruction may be said to do several things "atomically", i.e. all the things are done immediately, and there is no chance of the instruction being half-completed or of another being interspersed. Used especially to convey that an operation cannot be interrupted.

An atomic data type has no internal structure visible to the program. It can be represented by a flat domain (all elements are equally defined). Machine integers and Booleans are two examples.

An atomic database transaction is one which is guaranteed to complete successfully or not at all. If an error prevents a partially-performed transaction from proceeding to completion, it must be "backed out" to prevent the database being left in an inconsistent state.
atomlike, microscopic, microscopical, minute, small
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Atmospheric tides
Atom bomb
atom smasher
-- Atomic --
atomic bomb
atomic clock
atomic cocktail
atomic energy
Atomic Energy Commission
atomic explosion
Atomic heat
atomic mass
atomic mass unit
atomic number
atomic number 1
atomic number 10
atomic number 100
atomic number 101
atomic number 102
atomic number 103
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