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or

or

 
pronunciation:
or
features:
Homophone Note
part of speech: conjunction
definition 1: used to indicate alternatives.
Open the door or the window.Either you go or I will.
definition 2: used to indicate an alternative way of referring to the same thing.
Lightning bugs, or fireflies, can easily be seen at night during these few weeks of the summer.
definition 3: used to indicate different possibilities because of lack of certainty.
I'll be there in three or four hours.
definition 4: otherwise; or else.
You'd better go now, or you'll miss the bus.Bring your jacket, or you'll be cold later.
definition 5: used to include an additional item in a negative statement.
I asked him to call me, but he never called or even texted me.She's really sick. She didn't eat her lunch or her dinner.
Homophone Note
The words or, oar, and ore sound alike but have different meanings.