since · preposition /sɪnts/Full view
since
A2 from a time in the past until a later time or until now
Dictionary examples:

England have not won the World Cup in football since 1966.

It was the hottest October since records began.

since · conjunction /sɪnts/
since (TIME)
B1 from a time in the past until a later time or until now
Dictionary examples:

He's been much happier since he started his new job.

I've known Tim since he was seven.

Learner example:

I was really surprised when I read the e-mail because I haven't heard from you since I visited you last year. (Preliminary English Test; B1; Romansch)

since (BECAUSE)
B1 because
Dictionary example:

Since we've got a few minutes to wait for the train, let's have a cup of coffee.

Learner example:

Since my mother has surgery tomorrow, I will not [be able to] come to your class. (Preliminary English Test; B1; Farsi)

since · adverb /sɪnts/
since
B2 from a time in the past until a later time or until now
Dictionary examples:

Emma went to work in New York a year ago, and we haven't seen her since.

He started working for the company when he left school, and has been there ever since.

I've long since forgotten any Latin I ever learned.

Learner example:

It was my grandmother who introduced me to teddy bears and she wanted me to love them as she did. When she died, I got all her bears and have been taking care of them ever since. (First Certificate in English; B2; Danish)

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