eightieth
/ˈeɪ.ti.əθ/ adjective, noun
Forms eightieths
- adjective The ordinal form of the number eighty.
- noun The person or thing in the eightieth position.
- noun One of eighty equal parts of a whole.
Synonyms
Etymology
From earlier eighteth, from Middle English eightetithe, eiȝtetithe, eiȝtithe; equivalent to eighty + -eth. For the modern form, see the etymological notes at twentieth.
Webster’s 1913
- adjective The next in order after seventy-ninth.
- adjective Consisting of one of eighty equal parts or divisions.
- noun The quotient of a unit divided by eighty; one of eighty equal parts.
Etymology [From Eighty.]
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “eightieth”, CC BY-SA 4.0. Details