thirty-one

[thur-tee-wuhn]
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noun

a cardinal number, 30 plus 1.
a symbol for this number, as 31 or XXXI.
a set of this many persons or things.

adjective

amounting to 31 in number.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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