seventy

[ sev-uh n-tee ]
/ ˈsɛv ən ti /

noun, plural sev·en·ties.

a cardinal number, 10 times 7.
a symbol for this number, as 70 or LXX.
a set of this many persons or things.
seventies, the numbers, years, degrees, or the like from 70 through 79, as in referring to numbered streets, indicating the years of a lifetime or of a century, or referring to degrees of temperature: They live in the Seventies. His uncle is in his early seventies. It was in the seventies yesterday.
the Seventy, the body of scholars who produced the Septuagint.

adjective

amounting to 70 in number.

Origin of seventy

1150–1200; Middle English; Old English seofontig. See seven, -ty1

Example sentences from the Web for seventies

British Dictionary definitions for seventies

seventy
/ (ˈsɛvəntɪ) /

noun plural -ties

the cardinal number that is the product of ten and seven See also number (def. 1)
a numeral, 70, LXX, etc, representing this number
(plural) the numbers 70–79, esp the 70th to the 79th year of a person's life or of a particular century
the amount or quantity that is seven times as big as ten
something represented by, representing, or consisting of 70 units

determiner

  1. amounting to seventythe seventy varieties of fabric
  2. (as pronoun)to invite seventy to the wedding

Word Origin for seventy

Old English seofentig