DECADAL

Etymology

Adjective

decadal (not comparable)

Of or related to the number ten.

Of or related to a decade, in its various senses.

Usage notes

Although decade may be taken as any group of ten years, it is commonly restricted to the informal ten-year periods of the calendar whose last digits run from 0 to 9. In such contexts, decadal refers to such calendar periods while decennial etc. refer to ten-year periods in other contexts.

Synonyms

• (in some contexts): See decennial

Source: Wiktionary

Dec"a*dal, a.

Definition: Pertaining to ten; consisting of tens.

Source: Webster’s Unabridged Dictionary 1913 Edition

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