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

Rats are thought to have travelled over on boats in the nineteenth century.

From BBC ● Mar. 22, 2026

"These include the remains of the giant aquatic snake Palaeophis, which were first found in England in the nineteenth century."

From Science Daily ● Dec. 31, 2025

When Britain’s global turn came in the nineteenth century, its naval dominion over the world’s oceans was softened by an enticing cultural ethos of commerce, language, literature, and even sports.

From Salon ● May 28, 2025

Ample warning against such a notion is provided by the academic painters and sculptors of the nineteenth century, who were as a group among the most proficient artists in history—as well as the dullest.

From "History of Art, Volume 1" by H.W. Janson

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