eighty
eighty Lexical Profile
eighty Game Scores & Validity
• adjective
Amounting to eighty in number; ten more than seventy, or eight times ten.
"The historic library houses over eighty rare manuscripts from the medieval period."
• noun
The cardinal number equivalent to the product of eight and ten; one more than seventy-nine, or the symbols (80, LXXX) representing it.
"She counted carefully from one to eighty before starting the game."
The numbers from eighty to eighty-nine, especially the years of a decade in a century or the years of a person's life, or a range of temperatures on the Fahrenheit scale (used in the plural).
"My grandfather remained an avid gardener well into his eighties."
• Rhymes for eighty
Word Origin & Etymology
From Old English 'eahtatig', a compound formed from 'eahta' (eight) and '-tig' (a group of ten), ultimately tracing back to Proto-Germanic.