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
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for seventy

British Dictionary definitions for seventy

seventy

/ (ˈsɛvəntɪ) /

noun plural -ties

the cardinal number that is the product of ten and sevenSee 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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012