thirty-first

[thur-tee-furst]

adjective

1. next after the thirtieth; being the ordinal number for 31.

2. being one of 31 equal parts.

noun

1. a thirty-first part, especially of one (1/31).

2. the thirty-first member of a series.

Example Sentences

Finland's application was processed in record time and it became the thirty-first member of the alliance earlier this month.

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He was able to sustain the sobriety for one month but went right back to hitting the bottle on the thirty-first day, the article said.

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Thus, every time you play “Disc 2: High Rise” you start on the thirty-first floor of a building and must make you way down.

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Is it the thirty-first day of that month?

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He could thwart thirty ripostes, but not the thirty-first, and now his shoulder bled.

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