since
1. [ pronoun ] preposition, from a time in the past to the present
Synonyms: from
Examples:

"I have not seen him since last Tuesday."

2. [ conjunction ] conjunction, as a result of, explained by
Synonyms: because for as
3. [ pronoun ] preposition
4. [ pronoun ] preposition, indicating origin
Synonyms: from of by
Examples:

"He is from Barcelona."

5. [ pronoun ] preposition
Synonyms: ever_since
Similar spelling:   singe
  Sines
  Simes
  Simek
  Siems
  Simoes
  Siamese