at·o·mic·i·ty | \ˌatəˈmisətē, ˌatə-, -ətē, -i\
plural -es

Definition of atomicity 

1a : valence

b : the number of atoms in the molecule of an element

c : the number of replaceable atoms or groups in the molecule of a compound

2 : the state of consisting of atoms

3 philosophy : the nature, character, or property of being atomic

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History and Etymology for atomicity

International Scientific Vocabulary atomic + -ity

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to reject or criticize sharply

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