Eighty



[ey-tee] /ˈeɪ ti/

noun, plural eighties.
1.
a cardinal number, ten times eight.
2.
a symbol for this number, as 80 or LXXX.
3.
a set of this many persons or things.
4.
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
5.
amounting to 80 in number.
/ˈeɪtɪ/
noun (pl) -ies
1.
the cardinal number that is the product of ten and eight See also number (sense 1)
2.
a numeral, 80, LXXX, etc, representing this number
3.
(pl) the numbers 80–89, esp a person’s age or the year of a particular century
4.
the amount or quantity that is eight times as big as ten
5.
something represented by, representing, or consisting of 80 units
determiner
6.

n.

eigteti (late 13c.), from eight + -ty (1). Replacing Old English hundeahtatig, with hund- “ten.” Related: Eightieth.

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  • Eighty-eight

    [ey-tee-eyt] /ˈeɪ tiˈeɪt/ noun 1. a cardinal number, 80 plus 8. 2. a symbol for this number, as 88 or LXXXVIII. 3. a set of this many persons or things. 4. Slang. the keys of a piano or the piano itself: tickle the old eighty-eight. adjective 5. amounting to 88 in number.



  • Eighty-eighth

    [ey-tee-eytth, -eyth] /ˈeɪ tiˈeɪtθ, -ˈeɪθ/ adjective 1. next after the eighty-seventh; being the ordinal number for 88. 2. being one of 88 equal parts. noun 3. an eighty-eighth part, especially of one (1/88). 4. the eighty-eighth member of a series.

  • Eighty-fifth

    [ey-tee-fifth] /ˈeɪ tiˈfɪfθ/ adjective 1. next after the eighty-fourth; being the ordinal number for 85. 2. being one of 85 equal parts. noun 3. an eighty-fifth part, especially of one (1/85). 4. the eighty-fifth member of a series.



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