معنی کلمه since

بعد از، پس‌ از، از وقتي‌ كه‌، چون‌ كه‌، نظر باينكه‌،ازاينرو، چون‌، از انجايي‌كه‌

from a particular time until now

because

inasmuch

Everything has changed so much since last spring.
Since there is no more business, we can all go home.

Since you arrived , she is not sure this is the way .

He'd been in a grumpy mood since he got up .

Since then he had treated her with total respect .

I haven't even seen him since the funeral .

It has diminished greatly since Smolensk.

I have been made acutely aware of that fact since I was a child.

You've been quiet for weeks - since we left Texas.

Since you asked, I'm getting it today.