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Yes, "three-month" is hyphenated when used as a compound adjective before a noun, such as in "a three-month course." The hyphen helps clarify that the adjective describes the duration of the course. However, if it appears after the noun, it is not hyphenated, as in "The course lasts three months."
What else can I help you with?
Is postoperative hyphenated or not?
It is not hyphenated.
Is motorcycle hyphenated or not?
Motorcycle is not hyphenated
Is republication hyphenated?
No it's not hyphenated.
Is on the job hyphenated?
words are only hyphenated when they have a separate meaning when separated than they do when hyphenated
Is multifamily hyphenated?
Yes it should be hyphenated.
Is the word 'hardworking' hyphenated?
No, "hardworking" is not hyphenated.
Is the word non-alcoholic hyphenated?
It can be. Some words can be seen both hyphenated and non-hyphenated.
Is well above hyphenated?
No. Well above is not hyphenated.
Is peace of mind hyphenated?
peace of mind is not hyphenated.
Is homework a hyphenated word?
No, "homework" shouldn't be hyphenated.
Is built-in a hyphenated word?
Yes it should be hyphenated.
Are the words deeply flawed hyphenated?
No they shouldn't be hyphenated.
