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or

or

 
pronunciation:
or
features:
Homophone Note
part of speech: conjunction
definition 1: used to indicate alternatives.
Would you like coffee or tea?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 an additional item in a negative statement.
He never wrote or even called.
definition 4: otherwise; or else.
You'd better go now, or you'll be late.
definition 5: used to indicate different possibililties because of uncertainty.
I'll be there in three or four hours.
Homophone Note
The words or, oar, and ore sound alike but have different meanings.