thirtieth
[thur-tee-ith]
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adjective
next after the twenty-ninth; being the ordinal number for 30.
being one of 30 equal parts.
noun
a thirtieth part, especially of one (1/30).
the thirtieth member of a series.
Origin of thirtieth
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for thirtieth
Historical Examples of thirtieth
By the thirtieth time it has become a word like "snark" or "pobble."
Alarms and DiscursionsG. K. Chesterton
She was one of those blondes who fade rapidly after their thirtieth year.
FruitfulnessEmile Zola
And now if ye will do battle, come again on the thirtieth day from hence.
CyropaediaXenophon
"In the Thirtieth street station-house, sir," she briefly responded.
The Masked BridalMrs. Georgie Sheldon
The Army of the Valley had its orders from Strasburg the night of the thirtieth.
The Long RollMary Johnston
thirtieth
adjective
noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Online Etymology Dictionary, © 2010 Douglas Harper