Octad Definition
ŏktăd
noun
A series or group of eight.
Webster's New World
An element, atom, or radical with a valence of eight.
Webster's New World
Other Word Forms of Octad
Noun
Singular:
octad
Plural:
octadsOrigin of Octad
-
Greek oktas oktad- from oktō eight oktō(u) in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition
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