nineteenth

American  

[nahyn-teenth] / ˈnaɪnˈtinθ /

adjective

1. next after the eighteenth; being the ordinal number for 19.

2. being one of 19 equal parts.

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noun

• nineteenths
  plural

1. a nineteenth part, especially of one (1/19).

2. the nineteenth member of a series.

nineteenth British  

/ ˌnaɪnˈtiːnθ /

adjective

1. (usually prenominal)

   1. coming after the eighteenth in numbering or counting order, position, time, etc, being the ordinal number of nineteen. Often written: 19th

   2. ( as noun )

      the nineteenth was rainy

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noun

1. 1. one of 19 approximately equal parts of something

   2. ( as modifier )

      a nineteenth part

2. the fraction that is equal to one divided by 19 ( 1/ 19 )

Other Word Forms

Noun Inflected Forms

• nineteenths
  plural

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Etymology

Origin of nineteenth

before 900; Middle English nyntenthe ( see nineteen, -th ²); replacing nientethe, Old English nigonteotha; see nine, tithe

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Example Sentences

See Examples For:

nineteenth

“No one considered gradations of mental illness in the nineteenth century,” she writes.

From The Wall Street Journal ● May 11, 2026

The company's new show is an ambitious production of a 2006 Broadway musical, a challenging coming of age story about a group of young people in a strict nineteenth century community.

From BBC ● Feb. 9, 2026

This result contradicts a scientific explanation that has shaped the understanding of the Faraday Effect since the nineteenth century.

From Science Daily ● Nov. 20, 2025

At the peak, in the late nineteenth and early twentieth centuries, probably one out of every three Americans moved each year.

From Salon ● Mar. 26, 2025

“Do you mean to tell me that Lucy was bitten by such a bat; and that such a thing is here in London in the nineteenth century?”

From "Dracula" by Bram Stoker

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