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- "half-hour" is commonly written with a dash (hyphen) and is a distinct word in the dictionary. So, "a half-hour" = 30 minutes = "half an hour".
Spelled-out numbers or numerals with units of time that don’t appear directly before a noun—in other words, those that aren’t acting as compound adjectives—don’t need to be hyphenated. However, double-digit numbers (e.g., forty-one, ninety-nine) should maintain their normal internal hyphenation.
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Is half hour a hyphen?
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When do you hyphenate a noun?
A hyphen separates prefixes composed of single letters, numerals, or letter-numeral combinations from the rest of a chemical term. In addition, italicized prefixes are followed by a hyphen. The hyphen is also used to separate units of certain chemically complex terms: α-amino-β-(p-hydroxyphenyl)propionic acid. 2-methyl-3-ethylpentane
There is no need for hyphens if you’re using the phrase as a noun: We’ll be there in two and a half hours; two and a half hours is plenty of time. If you are using a phrase like that as a modifier, however, you’ll need hyphens to hold it all together: a two-and-a-half-hour trip.
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is half hour hyphenated word examples is half hour hyphenated word capitalized is half hour hyphenated word list half an hour is half hour hyphenated word count is half hour hyphenated Jul 27, 2010 · Here is the rule: when you’re combining two or more words to form a compound adjective in front of a noun, put hyphens between these words. Examples: Lara handed me a 15-foot pole. An eighteen-inch monitor is too big for my desk. Emergency room nurses work 12-hour shifts. Anthony swung his five-pound hammer.
www.grammarbook.com · blog · numbersNumbers as Adjectives - The Blue Book of Grammar and Punctuation
“When are hyphens used with numbers? Is it 13 feet or 13-feet; 12 hours or 12-hours?” Rule: Generally, hyphenate between two or more adjectives when they come before a noun and act as a single idea. This rule can also be applied when a number and a measurement unit taken together form an adjective, that is, when they describe another object.
Mar 28, 2024 · When choosing between “half an hour” and “half hour,” both phrases are correct, but they fit different situations. Use “half an hour” when you talk about time in a formal way. For example, “The meeting will start in half an hour.” This form is more common in written and spoken English.
The journey takes two and a half hours. The journey takes twenty-three and a quarter hours. (In this example, "twenty-three" is hyphenated because that's how 23 is written in full.) The journey takes 23.25 hours. The journey takes one and three-quarter hours. (Here, "three-quarter" is hyphenated because that's how a fraction is written in full.)
