EIGHTIETH Definition & Meaning

eightieth

[ ey-tee-ith ]

Phonetic (Standard)IPA

adjective

next after the seventy-ninth; being the ordinal number for 80.
being one of 80 equal parts.

noun

an eightieth part, especially of one (1/80).
the eightieth member of a series.

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adjective

usually prenominal
1. being the ordinal number of eighty in numbering or counting order, position, time, etc: often written 80th
2. ( as noun )
  the eightieth in succession

noun

1. one of 80 approximately equal parts of something
2. ( as modifier )
  an eightieth part
the fraction equal to one divided by 80 ( 1 80 )

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51�Թ� History and Origins

Origin of eightieth¹

1350–1400; Middle English eightetithe, Old English ( hund ) eahtatigotha eightieth. See eighty, -th ²

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Example Sentences

Examples have not been reviewed.

At the time, scientists thought that something as small as viroids, which are one eightieth the size of many viruses, were too minuscule to cause an infection.

From

The Golden Globes, which is now in its eightieth year, honours work in both film and television.

From

“Most actors,” he writes, “are wise enough to know that you’re often second, third or even eightieth choice for the role.”

From

Just before her eightieth birthday, a reporter from the Houston Chronicle visited.

From

“In a hotel mirror, I have seen with surprise an old man in his eightieth year, then forgotten him,” Thubron wrote.

From

eighth rest eightpenny

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