seventies

1. (plural, plural only)The decade of the 1870s, 1970s, etc.

   I'm so bored of this decade, the seventies can't come soon enough.

   siebziger Jahre, Siebziger

   the decade from 1970 to 1979

2. (plural, plural only)The decade of one's life from age 70 through age 79.

   My grandma met her third wife when they were both in their seventies.

   the time of life between 70 and 80

3. (plural, plural only)The range between 70 and 79.

   You don't need your parka today, it's in the seventies.

regular