adj

thousandth

THOW-zuhnth

Thousandth (adj) means coming after the nine hundred and ninety-ninth in a sequence; the ordinal form of one thousand. Example: “She was the thousandth customer to enter the new store.”

adj

Coming after the nine hundred and ninety-ninth in a sequence; the ordinal form of one thousand.

"She was the thousandth customer to enter the new store."

noun

One of a thousand equal parts of something.

"The measurement was accurate to a thousandth of a millimeter."

How to use thousandth

Learner’s notes

In plain EnglishEither the 1,000th item in a sequence, or one part out of a thousand equal parts.

Common pairings

a thousandth of the thousandth time

Word forms

thousandths plural

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She was the _____ customer to enter the new store.

Etymology

From thousand plus the ordinal suffix -th.

Synonyms

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one-thousandth

Frequently asked questions

What does “thousandth” mean?

The word “thousandth” means coming after the nine hundred and ninety-ninth in a sequence; the ordinal form of one thousand. In plain terms, either the 1,000th item in a sequence, or one part out of a thousand equal parts.

How do you pronounce “thousandth”?

“Thousandth” is pronounced THOW-zuhnth (/ˈθaʊzən(d)θ/ in IPA).

How do you use “thousandth” in a sentence?

Here is “thousandth” used in a sentence: “She was the thousandth customer to enter the new store.”

What part of speech is “thousandth”?

Depending on how it is used, “thousandth” can be an adjective and a noun.

How many meanings does “thousandth” have?

“Thousandth” has 2 distinct senses listed in this dictionary. The most common is: coming after the nine hundred and ninety-ninth in a sequence; the ordinal form of one thousand.