decad
9.9
A group of ten things
- noun
- /ˈdɛkæd/
- Archaic
:
decada
- The philosopher divided his teachings into several decads for easier study.
Examples
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Each decad in the collection represented a different aspect of ancient knowledge.
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The book was organized into decads, each containing ten related essays.
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A decad consists of ten items.
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In mathematics, a decad is often used to describe a set of ten.
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In French literature, a decad often refers to a collection of ten poems.
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The artist created a decad of sculptures, each representing a different emotion.
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The recipe called for a decad of eggs to serve the whole family.
Synonyms
ten
vsdecad
311
1.0
A group of items equal to the number after nine and before eleven
is the historical word used long ago for that same set
How Many
Surface Forms
Etymology
Decad is an old word built from a part that means 'ten' and was used for any group of ten things, with the bold part dec- showing the 'ten' idea. That's why a decad can mean a set of ten items today.