thirtieth
Meanings
adj
- The ordinal form of the number thirty.
noun
- The person or thing in the thirtieth position.
- One of thirty equal parts of a whole.
Pronunciation
Word forms
Etymology
From earlier thirteth, from Middle English thrittithe, threttiþe, thrittyde, from Old English þrītigoþa; equivalent to thirty + -eth. For the modern form, see the etymological notes at twentieth.
Synonyms
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