since

Meaning of since in English

Adverb

1. from then until now

I have not seen her since (then).

2. ago

She was married three years since.

Conjunction

1. because

Since I feel sick, I can't go with you.

2. from a particular time in the past until a later time or until the present

I have been living here (ever) since I was born.

Preposition

1. from or during the time after

It has been raining since last Friday.