seventeenth

American  

[sev-uhn-teenth] / ˈsɛv ənˈtinθ /

adjective

1. next after the sixteenth; being the ordinal number for 17.

2. being one of 17 equal parts.

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noun

• seventeenths
  plural

1. a seventeenth part, especially of one (1/17).

2. the seventeenth member of a series.

seventeenth British  

/ ˈsɛvənˈtiːnθ /

adjective

1. (usually prenominal)

   1. coming after the sixteenth in numbering or counting order, position, time, etc; being the ordinal number of seventeen: often written 17th

   2. ( as noun )

      the ship docks on the seventeenth

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noun

1. 1. one of 17 approximately equal parts of something

   2. ( as modifier )

      a seventeenth part

2. the fraction equal to one divided by 17 ( 1/ 17 )

Other Word Forms

Noun Inflected Forms

• seventeenths
  plural

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Etymology

Origin of seventeenth

before 900; seventeen + -th ²; replacing Middle English seventethe, Old English seofontēotha. ( see seven, tithe)

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Example Sentences

See Examples For:

seventeenth seventeenths

In the seventeenth season of “It’s Always Sunny in Philadelphia,” the gang is back and more gourmet than ever.

From Salon ● Jul. 22, 2025

In the seventeenth century, Thomas Hobbes pegged laughter as the companion of scorn.

From Salon ● Nov. 18, 2024

Ever since Antonie van Leeuwenhoek discovered the world of bacteria through a microscope in the late seventeenth century, humans have tried to look deeper into the world of the infinitesimally small.

From Science Daily ● Oct. 18, 2023

The irony of the fact that England was the first state to move toward “modern” patterns and political dominance is that, at the start of the seventeenth century, England was a relative backwater.

From Textbooks ● Jan. 1, 2020

In the course of the seventeenth century the Latin words experientia and experimentum and, with them, the English words ‘experience’ and ‘experiment’ began to diverge in meaning.

From "The Invention of Science" by David Wootton

A whole lot of thirty-thirds and seventeenths is what.

From Time Magazine Archive

A string of thirty-thirds and seventeenths made up Bruce's debut until the tour went to France, where his true potential was displayed for everyone to see.

From Time Magazine Archive

She contributes five, and Sweden twelve, seventeenths of the support of the royal family.

From Due North or Glimpses of Scandinavia and Russia by Maturin Murray Ballou

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