100th: meaning, definitions and examples

ordinal number

Coming after the ninety-ninth in a series.

hundredth.

Which Synonym Should You Choose?

Word	Description / Examples
100th	Used interchangeably with 'hundredth' in some instances, but is primarily for ordinal notation in informal writing and quick references. He got his 100th win in the tournament. This is the 100th time I've told you!
hundredth	Often used in more formal writings and contexts where the full word is preferred over its numerical notation. Today marks the hundredth day of our journey. He finished in the hundredth place in the marathon.

Examples of usage

• The 100th episode of the TV show was a special celebration.

• She finished in the 100th place in the marathon.

• The 100th day of school is always a fun celebration for students.

• The team won their 100th game of the season.

• The 100th anniversary of the event will be marked with a special ceremony.