WordReference Collins English Usage © 2019
If you apologize to someone, you say you are sorry.
Afterwards George apologized to him personally.
Be careful
Apologize must be followed by to in sentences like these. Don't say, for example, ‘George apologized him’.
If you apologize for something you have done, or apologize for something someone else has done, you say you are sorry about it.
Later, Brad apologized to Simon for his rudeness.
‘I apologize’ and ‘I’m sorry'
If you are sorry for something you have done, you can say I apologize. This is a formal use. In informal conversation, you are more likely to say I'm sorry or Sorry.
I apologize for being late.
Sorry I'm late.
'apologize' also found in these entries:

Word of the day: taste | wing


Report an inappropriate ad.