Heptad (noun) Definition, Meaning & Examples

noun
  1. the number seven.
  2. a group of seven.
  3. an element, atom, or group having a valence of seven.
noun
  1. a group or series of seven
  2. the number or sum of seven
  3. an atom or element with a valency of seven
Heptad (noun) Definition, Meaning & Examples

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