Eightieth

//ˈeɪ.ti.əθ// adj, noun

adj, noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The person or thing in the eightieth position.
  2. 2
    position 80 in a countable series of things wordnet
  3. 3
    One of eighty equal parts of a whole.
Adjective
  1. 1
    The ordinal form of the number eighty. not-comparable
Adjective
  1. 1
    the ordinal number of eighty in counting order wordnet

Synonyms

All synonyms
80th80th80th

Example

More examples

"It was Sir Anthony's eightieth birthday concert and everybody wanted a ticket."

Etymology

From earlier eighteth, from Middle English eightithe, eiȝtetithe, eiȝtithe; equivalent to eighty + -eth. For the modern form, see the etymological notes at twentieth.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.