thirty-first

English

English ordinal numbers

<  30th	31st	32nd  >
Cardinal : thirty-one     Ordinal : thirty-first

Adjective

thirty-first

1. The ordinal form of the number thirty-one, describing a person or thing in position number 31 of a sequence.

   The answer appears on the thirty-first page of the book.

   She finished thirty-first in the race.

Usage notes

English ordinal numbers may function as either an adjective or as a noun, and almost never appear in the plural.

Abbreviations

• 31st, 31^st

Translations

ordinal form of thirty-one

• Afrikaans: een-en-dertigste (af)
• Esperanto: tridek-unua
• Finnish: kolmaskymmenesensimmäinen, kolmaskymmenesyhdes
• Hungarian: harmincegyedik (hu)
• Malayalam: മുപ്പത്തൊന്നാം (muppattonnāṃ)
• Spanish: trigésimo primero

Noun

thirty-first (plural thirty-firsts)

1. One of thirty-one equal parts of a whole.

   A thirty-first of 620 is 20.

Synonyms

• thirty-oneth