thirty-third

adjective

Definition of thirty-third

(Entry 1 of 2)

1 : being number 33 in a countable series the thirty-third day — see Table of Numbers

2 : being one of 33 equal parts into which anything is divisible a thirty-third share of the money

thirty-third

noun

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Definition of thirty-third (Entry 2 of 2)

1 : number 33 in a countable series

2 : the quotient of a unit divided by 33 : one of 33 equal parts of anything one thirty-third of the total