the decade from 1970 to 1979
the time of life between 70 and 80
The decade of the 1870s, 1970s, etc.
The decade of one's life from age 70 through age 79.
British National Corpus
Written Corpus Frequency
Rank popularity for the word 'seventies' in Written Corpus Frequency: #3725
The numerical value of seventies in Chaldean Numerology is: 1
The numerical value of seventies in Pythagorean Numerology is: 1