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The meaning of THIRTY is a number equal to three times 10. How to use thirty in a sentence.
He must be about sixty, whereas his wife looks about thirty. The water is some twenty to thirty metres beneath the ground. Linda's been in the business for thirty years - she knows what's what. SMART Vocabulary: related words and phrases.
a numeral, 30, XXX, etc, representing this number. plural the numbers 30–39, esp the 30th to the 39th year of a person's life or of a century. the amount or quantity that is three times as big as ten. something representing, represented by, or consisting of 30 units.
noun. the thirties. [plural] numbers, years or temperatures from 30 to 39. Idioms. in your thirties. between the ages of 30 and 39. See thirty in the Oxford Advanced American Dictionary. Check pronunciation: thirty. Definition of thirty in Oxford Advanced Learner's Dictionary.
30 ( thirty) is the natural number following 29 and preceding 31 . In mathematics [ edit] 30 is a square pyramidal number. 30 is an even, composite, pronic number. With 2, 3, and 5 as its prime factors, it is a regular number and the first sphenic number, the smallest of the form , where r is a prime greater than 3.
3 days ago · 1. the cardinal number that is the product of ten and three. See also number (sense 1) 2. a numeral, 30, XXX, etc, representing this number. 3. (plural) the numbers 30–39, esp the 30th to the 39th year of a person's life or of a century. 4. the amount or quantity that is three times as big as ten.
thirty meaning: 1. the number 30 2. the years from 1930 to 1939 3. to be between the ages of 30 and 39. Learn more.
Thirty Definition. The cardinal number between twenty-nine and thirty-one; 30; XXX. A decade or the numbers from 30 to 39. They settled down in their thirties. The temperature fell into the thirties. This number used to signify the end of a dispatch, story, etc., as for a newspaper. The decade from 30 to 39 in a century.
1. a cardinal number, 10 times 3. 2. a symbol for this number, as 30 or XXX. 3. a set of this many persons or things. 4. thirties, the numbers from 30 through 39, as in referring to the years of a lifetime or of a century or to degrees of temperature. adj. 5. amounting to 30 in number.
thirty /ˈθɜːtɪ/ n ( pl -ties) the cardinal number that is the product of ten and three. See also number. a numeral, 30, XXX, etc, representing this number. ( plural) the numbers 30–39, esp the 30th to the 39th year of a person's life or of a century. the amount or quantity that is three times as big as ten.
