Understanding the Difference Between By Accident and On Accident

By Accident vs On Accident

Some English words look and sound like they mean the same thing, but they are used in different ways. “By Accident” and “On Accident” are two of these words. Let’s learn how to use them.

History

Both phrases mean that something was not planned. But, “By Accident” is older and more correct. People have used “By Accident” for a very long time. “On Accident” is newer and some people think it is wrong.

How to Use Them

“By Accident” is the right way to say that something happened without planning.

“On Accident” is not correct in formal writing. Some people, especially children, might say “On Accident,” but it’s better to use “By Accident.”

Trick to Remember the Difference

Remember, we say “By Accident” just like we say “By Chance.” Both mean something happened without planning. “On Accident” does not follow this rule.

Examples for “By Accident”

• He broke the glass by accident.
• She sent the message by accident.
• I picked the wrong book by accident.
• The dog ran outside by accident.
• They met each other by accident.

Examples for “On Accident”

• Some people say, “I spilled the water on accident.”
• He took the wrong turn on accident.
• She dropped her phone on accident.
• They hit the wrong button on accident.
• He called the wrong number on accident.

Summary

“By Accident” is the correct way to say something happened without planning. “On Accident” is not correct in formal writing. It is good to use “By Accident” and not “On Accident.”