eighty-oneth

English

Etymology

From eighty-one +‎ -th (ordinal suffix).

Pronunciation

  • IPA(key): /ˌeɪti ˈwʌnθ/

Adjective

eighty-oneth

  1. (nonstandard) eighty-first
    • 1907, Garrett Serviss, The moon: a popular treatise, page 35:
      If the diameter of the moon were the same as that of the earth, a body weighing one pound on the earth would weigh only one eighty-oneth part of a pound on the moon.

Synonyms