part of speech: conjunction

definition 1: on the condition that; in the event that.

  • If I pay, will you go to the movies with me?

definition 2: though it may be true that.

  • If the car won’t start, can’t we find another way to go?

definition 3: when or in the event that.

  • If he leaves for work around eight o’clock, he always gets stuck in traffic.
  • If we stay at my grandmother’s house, I always sleep on the couch.

definition 4: whether.

  • I don’t know if he wants to go to the zoo.

definition 5: I really wish that.

  • If he could see me dancing!