atom

1. n. An ultimate indivisible particle of matter. Source: opted

2. n. An ultimate particle of matter not necessarily indivisible; a molecule. Source: opted

3. n. A constituent particle of matter, or a molecule supposed to be made up of subordinate particles. Source: opted

4. n. The smallest particle of matter that can enter into combination; one of the elementary constituents of a molecule. Source: opted

5. n. Anything extremely small; a particle; a whit. Source: opted

6. v. t. To reduce to atoms. Source: opted

7. n. (physics and chemistry) the smallest component of an element having the chemical properties of the element Source: wordnet

8. n. (nontechnical usage) a tiny piece of anything Source: wordnet

9. The smallest particle of matter that can enter intocombination; one of the elementary constituents of a molecule. Source: adambom

10. n:100 n. (physics and chemistry) the smallest component of an element having the chemical properties of the element n. (nontechnical usage) a tiny piece of anything Source: ecdict

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