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ninety
[ nahyn-tee ]
noun
- a cardinal number, ten times nine.
- a symbol for this number, as 90 or XC.
- a set of this many persons or things.
- nineties, the numbers, years, degrees, or the like, from 90 through 99, as in referring to numbered streets, indicating the years of a lifetime or of a century, or degrees of temperature:
His grandmother is in her nineties.
adjective
- amounting to 90 in number.
ninety
/ ˈnaɪntɪ /
noun
- the cardinal number that is the product of ten and nine See also number
- a numeral, 90, XC, etc, representing this number
- something represented by, representing, or consisting of 90 units
determiner
- amounting to ninety
ninety times out of a hundred
- ( as pronoun )
at least ninety are thought to be missing
Word History and Origins
Word History and Origins
Origin of ninety1
Example Sentences
There is “real diversity in health and well-being” for retirees, Hershfield said, noting that some people are sedentary at 65, and others are running marathons into their nineties.
During the nineties, Fagan said the think tank grew to work more closely with House Republicans, offering harsh criticism of former President George W. Bush's immigration plan.
She will finish her fourth degree, her third with The Open University, when she is in her nineties.
“I only had ninety seconds, and I needed to come up with something,” he said.
The stone, with the rope trailing it, made a small parabola in the air, and the line, as if with a sigh, fell limply into the river only ninety tails away.
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How Do You Spell 90?
Spelling tips for 90
The word ninety (90) is hard to spell because it can be hard to remember whether to include the e from nine when combining it with the suffix -ty.
How to spell ninety: To spell ninety, you simply combine the base number (nine) with the suffix -ty, which means “multiple of 10.” 9 x 10 = 90 or, in writing, nine + -ty = ninety.
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