"Once every two weeks" vs "Once in two weeks"

Question

"Once every two weeks" vs "Once in two weeks"

Both "once every two weeks" and "once in two weeks" are correct phrases, but they are used in slightly different contexts. "Once every two weeks" means something happens every two weeks, while "once in two weeks" means something happens only once during a two-week period.

Last Updated: March 24, 2024

This phrase is used to express the frequency of an event that occurs every two weeks.

Examples:

I have a meeting once every two weeks.
The garbage truck comes once every two weeks.
She visits her parents once every two weeks.
The magazine is published once every two weeks.
The lawn needs to be mowed once every two weeks.

Alternatives:

every other week
biweekly

This phrase is used to indicate that something happens once within a two-week timeframe.

Examples:

I go grocery shopping once in two weeks.
He checks his email once in two weeks.
They clean the house once in two weeks.
She waters the plants once in two weeks.
The team has a meeting once in two weeks.

Alternatives:

once every two weeks
every other week

Answer 1

Once every two weeks

This phrase is correct and commonly used in English to indicate that something happens every two weeks.

Answer 2

Once in two weeks

This phrase is correct but less commonly used in English. It means something happens only once during a two-week period.

"Once every two weeks" vs "Once in two weeks"

Once every two weeks

Once in two weeks

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