1. since - Adverb
2. since - Preposition
3. since - Conjunction
From a definite past time until now; as, he went a month ago, and I have not seen him since.
In the time past, counting backward from the present; before this or now; ago.
When or that.
From the time of; in or during the time subsequent to; subsequently to; after; -- usually with a past event or time for the object.
Seeing that; because; considering; -- formerly followed by that.
Source: Webster's dictionaryPerhaps, never before since the coming of the Christian era have demons appeared so openly and extensively as today. Seraphim Rose
Let us become like Christ, since Christ became like us. He assumed the worse that He might give us the better; He became poor that we through His poverty might be rich. Gregory of Nazianzus
The Lord withdraws when He is denied, and what is taken by the undeserving does not avail them unto salvation, since the saving grace is turned into ashes and holiness departs. Cyprian
Since love departs at dawn, create, O God, a night that has no morn. Hindi Proverb
Where shall the ox go but he must labour, since he knows how? Portuguese Proverb
He was never good since the time a yard made a coat for him. Irish Proverb