seventieth

American  

[sev-uhn-tee-ith] / ˈsɛv ən ti ɪθ /

adjective

1. next after the sixty-ninth; being the ordinal number for 70.

2. being one of 70 equal parts.

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noun

seventieths plural

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

2. the seventieth member of a series.

seventieth British  

/ ˈsɛvəntɪɪθ /

adjective

1. (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

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noun

1. 1. one of 70 approximately equal parts of something

   2. ( as modifier )

      a seventieth part

2. the fraction equal to one divided by 70 ( 1/ 70 )

Other Word Forms

Noun Inflected Forms

• seventieths
  plural

Etymology

Origin of seventieth

First recorded in 1250–1300, seventieth is from the Middle English word seventithe. See seventy, -eth ²

Example Sentences

See Examples For:

seventieth seventieths

The letter expresses the Queen Elizabeth II's "grateful thanks" for Charlie's "kind message on the occasion of the seventieth anniversary of my accession to the throne".

From BBC ● Sep. 17, 2022

On 26 August 2016, the club made an announcement – “beautifully timed in our seventieth anniversary” – that the game was up for good.

From The Guardian ● Sep. 26, 2017

On a sunny day in mid-June, the New York Yankees celebrated Old-Timers’ Day for the seventieth time.

From The New Yorker ● Jun. 18, 2016

The week I went shooting with Clayton was also the week of my mother’s seventieth and my sister’s fiftieth birthday party.

From Salon ● Sep. 26, 2015

“It truly is, Jojo,” Stella assured her brother for the seventieth time.

From "Stella by Starlight" by Sharon M. Draper

Then he read loudly:— “Ernesto Derossi, promoted, seventy seventieths, and the first prize.”

From Cuore (Heart) An Italian Schoolboy's Journal by Hapgood, Isabel Florence