eighteenth

[ ey-teenth ]

adjective

1. next after the seventeenth; being the ordinal number for 18.
2. being one of 18 equal parts.

noun

1. an eighteenth part, especially of one (1/18).
2. the eighteenth member of a series.

Word History and Origins

Origin of eighteenth¹

before 900; Middle English eightenthe, eightethe, Old English eahtatēotha. See eighteen + -th ²

Example Sentences

"Since women had no political position in the eighteenth century, I could not place this debate there," Wills told Salon.

From Salon

“We can quickly draft an agreement placing Ms. Martinez in a supervised group home until her eighteenth birthday.”

From Literature

Tykes forward Devante Cole poked home from close range for his eighteenth league goal of the season to give the visitors a sixth-minute lead.

From BBC

The Garrick was founded in 1831, named after famous eighteenth century actor David Garrick.

From BBC

And maybe I have piqued your interest to learn more about our most rambunctious and raucous festival season that dates back to the eighteenth century.

From Salon