- 1
A time period of indeterminate length, generally more than one year.
- Even in an era when individuality in dress is a cult, his clothes were noticeable. He was wearing a hard hat of the low round kind favoured by hunting men, and with it a black duffle-coat lined with white.
- 2
A geochronologic unit of tens to hundreds of millions of years; a subdivision of an eon, and subdivided into periods.
- 3
An indefinite period of time in one’s life characterized by a particular interest.informal
syn. age · epoch · period · cycle · day · era · generation · Great Year · interval · Platonic year · time