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pentad
[ pen-tad ]
noun
- a period of five years.
- a group of five.
- the number five.
- Chemistry. a pentavalent element or group.
- Climatology. a period of five consecutive days.
pentad
/ ˈpɛntæd /
noun
- a group or series of five
- the number or sum of five
- a period of five years
- chem a pentavalent element, atom, or radical
- meteorol a period of five days
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Word History and Origins
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Word History and Origins
Origin of pentad1
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Example Sentences
Nitrogen in the triad condition in the amines is far less poisonous than in the pentad condition.
There is something to be said for this view, but on the whole the balance of the evidence is in favor of nitrogen being a pentad.
The structure of Aristotle's Pentad for five act plays is useful as a framework for solving personal problems.
But this oddness belongs to other numbers also (pentad, heptad, &c.).
Five, or the pentad, is everything; it stops the power of poisons, and is dreaded by evil spirits.
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