eighth

American  

[eytth, eyth] / eɪtθ, eɪθ /

adjective

1. next after the seventh.

2. being one of eight equal parts.

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noun

1. an eighth part, especially of one (⅛).

2. the eighth member of a series.

3. Music. octave.

adverb

1. in the eighth place; eighthly.

eighth British  

/ eɪtθ /

adjective

1. (usually prenominal)

   1. coming after the seventh and before the ninth in numbering or counting order, position, time, etc; being the ordinal number of eight: often written 8th

   2. ( as noun )

      the eighth in line

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noun

1. 1. one of eight equal or nearly equal parts of an object, quantity, measurement, etc

   2. ( as modifier )

      an eighth part

2. the fraction equal to one divided by eight ( 1/ 8 )

3. another word for octave

adverb

1. Also: eighthly.  after the seventh person, position, event, etc

Etymology

Origin of eighth

before 1000; Middle English eightethe, Old English eahtotha; cognate with Old High German ahtoda, Old Norse āttandi, Gothic ahtud-. See eight, -th ²

Example Sentences

The couple is now in their eighth year nesting together.

From Los Angeles Times

Cole Palmer was named the eighth‑best player in the world at the Ballon d'Or ceremony in September, but both data and the eye test indicate a dip in form.

From BBC

Is it possible to have high hopes for an eighth world championship for Lewis Hamilton?

From BBC

Also staring at me: everyone else in eighth grade.

From Literature

I glanced out one of the broken windows; since the floor below me didn’t appear to be on fire, I decided that I was probably on the eighth floor.

From Literature