eighty

[ ey-tee ]

/ ˈeɪ ti /

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noun, plural eight·ies.

a cardinal number, ten times eight.

a symbol for this number, as 80 or LXXX.

a set of this many persons or things.

eighties, the numbers, years, degrees, or the like, from 80 through 89, as in referring to numbered streets, indicating the years of a lifetime or of a century, or degrees of temperature.

adjective

amounting to 80 in number.

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Origin of eighty

before 850; Middle English eighteti,Old English eahtatig.See eight, -ty¹

Words nearby eighty

eights, eightsome reel, eight-spot, eight-track tape, eightvo, eighty, eighty-eight, eighty-eighth, eighty-fifth, eighty-first, eighty-five

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use eighty in a sentence

The Eighty-ninth Congress was potentially more fertile ground for the broad range of controversial programs on his dream agenda.
Thank Congress, Not LBJ for Great Society|Julian Zelizer, Scott Porch|January 4, 2015|DAILY BEAST
For the first year and a half of operation, they bottled only eighty cases per day, manually.
House of the Witch: The Renegade Craft Brewers of Panama|Jeff Campagna|November 30, 2014|DAILY BEAST
“I will feel some justice has been done,” said White, now eighty-eight.
Bringing El Salvador Nun Killers to Justice|Raymond Bonner|November 10, 2014|DAILY BEAST
Eighty-four people were arrested and more than 30 people were treated for injuries, with scores more hurt but not treated.
FinnaRage Wants You to Rage at Its Parties. So What if It Ends Up a Riot?|Melanie Plenda|October 27, 2014|DAILY BEAST

Eighty percent of these abortion clinics in Texas are going to be basically out of business because of this new law.
Is This the Return of Back Alley Abortions?|Sally Kohn|October 7, 2014|DAILY BEAST
It contains above eighty thousand houses, and about six hundred thousand inhabitants.
Gulliver's Travels|Jonathan Swift
So, small as his force was, only one hundred and eighty, he determined to move out and attack Porter without delay.
The Courier of the Ozarks|Byron A. Dunn
On the evening of September 17th he sent away his advance guard of two thousand men in eighty small boats.
Napoleon's Marshals|R. P. Dunn-Pattison
They led me to the largest wigwam of all; it contained fully eighty people.
The Jesuit Relations and Allied Documents, Vol. II: Acadia, 1612-1614|Various
The ship has anchored in the province of Ylocos, eighty leguas from here, as the weather does not permit it to come to this port.
The Philippine Islands, 1493-1898, Volume XX, 1621-1624|Various

British Dictionary definitions for eighty

eighty

/ (ˈeɪtɪ) /

noun plural -ies

the cardinal number that is the product of ten and eightSee also number (def. 1)

a numeral, 80, LXXX, etc, representing this number

(plural) the numbers 80–89, esp a person's age or the year of a particular century

the amount or quantity that is eight times as big as ten

something represented by, representing, or consisting of 80 units

determiner

amounting to eightyeighty pages of nonsense
(as pronoun)eighty are expected

Word Origin for eighty

Old English eahtatig; related to Old Frisian achtig, Old High German ahtozug

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012