twelvemonth

Example:It takes about twelvemonth (a year) for the Earth to orbit around the Sun.

Definition:A period of 365 or 366 days, depending on whether it's a common year or a leap year, used for measuring the duration of time.

Example:They had to wait for the twelvemonth (12 months) before their investment would yield a return.

Definition:A period consisting of twelve months, often used to describe a complete calendar year.