sixties

six·ty  (skst)

n. pl. six·ties

1. The cardinal number equal to 6 × 10.

2. sixties

a. A decade or the numbers from 60 to 69: They planned to retire in their sixties. The breeze kept the temperature in the sixties.

b. often Sixties The decade from 60 to 69 in a century.

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[Middle English, from Old English sixtig; see s(w)eks in Indo-European roots.]

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sixty adj. & pron.

Thesaurus

Noun	1.	sixties - the decade from 1960 to 1969         1960s decade, decennary, decennium - a period of 10 years
	2.	sixties - the time of life between 60 and 70   mid-sixties time of life - a period of time during which a person is normally in a particular life state eld, geezerhood, old age, years, age - a late time of life; "old age is not for sissies"; "he's showing his years"; "age hasn't slowed him down at all"; "a beard white with eld"; "on the brink of geezerhood"