Subordinating Conjunction
Subordinating conjunctions are used to join
subordinate clauses to main
clauses. Common examples include: although, because, since, unless, until and
while.
Examples:
 She left
early because Mike arrived with his new girlfriend.
  
main clause
subordinate clause
Keep your
hand on the wound until the nurse asks you to take it off.
main clause
subordinate clause
Interactive example:
| This
aircraft is not moving until
the fuel arrives.
[show me the subordinating conjunction] |
See also:
Glossary of grammatical terms
|
Until the nurse asks you to take it
off, keep your hand on the wound. 
