seventieth

[ sev-uh n-tee-ith ]
/ ˈsɛv ən ti ɪθ /
|

adjective

next after the sixty-ninth; being the ordinal number for 70.
being one of 70 equal parts.

noun

a seventieth part, especially of one (1/70).
the seventieth member of a series.

Nearby words

  1. seventh-day,
  2. seventh-day adventist,
  3. seventh-day adventists,
  4. seventh-inning stretch,
  5. seventies,
  6. seventy,
  7. seventy-eight,
  8. seventy-eighth,
  9. seventy-fifth,
  10. seventy-first

Origin of seventieth

First recorded in 1250–1300, seventieth is from the Middle English word seventithe. See seventy, -eth2

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

Examples from the Web for seventieth


British Dictionary definitions for seventieth

seventieth

/ (ˈsɛvəntɪɪθ) /

adjective

(usually prenominal)
  1. being the ordinal number of seventy in numbering or counting order, position, time, etc: often written 70th
  2. (as noun)the seventieth in line

noun

  1. one of 70 approximately equal parts of something
  2. (as modifier)a seventieth part
the fraction equal to one divided by 70 (1/70)
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

Word Origin and History for seventieth

seventieth

adj.

late 13c., from seventy + -th (1).

Online Etymology Dictionary, © 2010 Douglas Harper