How to pronounce atom
American English pronunciation
AT-um
- IPA
- /ˈætəm/
- Syllables
- AT · um (2 syllables, stress on the 1st)
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What atom means
One of the tiny bits that all things are made of
In a sentence: An atom is far too small to see, even with a magnifying glass.
Where it comes from: It comes from a Greek word meaning "can't be cut," because people long ago thought atoms were the smallest bits there could be.
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