Dictionary

atom

noun at·om \ˈa-təm\

: the smallest particle of a substance that can exist by itself or be combined with other atoms to form a molecule

: a very small amount of something

Full Definition of ATOM

1
:  one of the minute indivisible particles of which according to ancient materialism the universe is composed
2
:  a tiny particle :  bit
3
:  the smallest particle of an element that can exist either alone or in combination
4
:  the atom considered as a source of vast potential energy

Examples of ATOM

  1. There is not an atom of truth to what he said.
  2. <give me just one atom of information about the novel's surprise ending>

Origin of ATOM

Middle English, from Latin atomus, from Greek atomos, from atomos indivisible, from a- + temnein to cut
First Known Use: 15th century

Other Physics Terms

amplitude, centrifugal, centripetal, convection, gradient, hysteresis, kinetic, lase, quantum

atom

noun at·om \ˈat-əm\   (Medical Dictionary)

Medical Definition of ATOM

:  the smallest particle of an element that can exist either alone or in combination
atom·ic \ə-ˈtäm-ik\ adjective
atom·i·cal·ly \-i-k(ə-)lē\ adverb

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May 30, 2015
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