Definition of thirty-one Thirty-one

thir•ty•one

We found 3 definitions of thirty-one from 3 different sources.

What does thirty-one mean?

Adjective
thirty-one - being one more than thirty
		31, xxxi

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thirty-one
The cardinal number occurring after thirty and before thirty-two, represented in Roman numerals as XXXI and in Arabic numerals as 31.

Thirty-one is a number. It comes between thirty and thirty-two, and is an odd number. It is also the 10th prime number, after 3, 5, 7, 11, 13, 17, 19, 23, and 29.

thirty-one in sign language