Meaning & Definition
noun
A period of ten years.
The 1990s were an influential decade in music.
Any group or series of ten, especially a set of ten years.
The project lasted over a decade before it was finally completed.
In some contexts, a collection or series of ten items or themes.
The exhibit featured a decade of modern art.
Etymology
Derived from the Latin word 'decas', which means 'a group of ten'.
Common Phrases and Expressions
New decade:
Refers to the start of a new ten-year period.
Last decade:
Refers to the ten-year period prior to the current year.
Slang Meanings
Tenspot
That movie defined a whole tenspot back in the '90s.
Decadal
We're looking back at the decadal trends of technology.