hundredth

American  

[huhn-dridth, -dritth] / ˈhʌn drɪdθ, -drɪtθ /

adjective

1. next after the ninety-ninth; being the ordinal number for 100.

2. being one of 100 equal parts.

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noun

1. a hundredth part, especially of one (1/100).

2. the hundredth member of a series.

3. Also called hundredth's place.  (in decimal notation) the position of the second digit to the right of the decimal point.

hundredth British  

/ ˈhʌndrədθ /

adjective

1. (usually prenominal)

   1. being the ordinal number of 100 in numbering or counting order, position, time, etc

   2. ( as noun )

      the hundredth in line

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noun

1. 1. one of 100 approximately equal parts of something

   2. ( as modifier )

      a hundredth part

2. one of 100 equal divisions of a particular scientific quantity

   centimetre

3. the fraction equal to one divided by 100 ( 1/ 100 )

Etymology

Origin of hundredth

1250–1300; Middle English. See hundred, -th ²

Example Sentences

After an hour’s rest, Harris had enough energy to take first in the 100-meter dash in 10.32 seconds — one hundredth of a second faster than his runner-up time last year.

From Los Angeles Times • Apr. 12, 2026

The other is that, as long as fund companies are vying for every extra hundredth of a percentage point of return, investors will end up winners.

From Barron's • Apr. 1, 2026

Their slow pace is compensated by a high-speed weapon: a tongue that can accelerate from zero to 60 miles per hour in about one hundredth of a second.

From Science Daily • Nov. 19, 2025

Sir David Attenborough is launching what he says is one of the most important films of his career as he enters his hundredth year.

From BBC • May 5, 2025

Then Ronnie stopped by and, for about the one hundredth time, asked me if I wanted to play dodgeball.

From "Ida B" by Katherine Hannigan