this is the main reason for vs this is the main reason of

Both phrases are commonly used, but 'this is the main reason for' is the correct construction. 'This is the main reason of' is not grammatically correct in English. 'For' is the preposition that should be used to introduce the reason for something.

Last updated: March 19, 2024 • 2143 views

this is the main reason for

This phrase is correct and commonly used in English.

Use 'this is the main reason for' when explaining the primary cause or justification for something.

Examples:

This is the main reason for his success.
The lack of funding is the main reason for the project's delay.

Show examples from the web [+]

This is the main reason for me to receive these empowerments. BT: During your stay in Southeast Asia many Asian Mahayana monks and nuns came to receive ...
This is the main reason for choosing this place. Nagpur was chosen because of this. In this matter, there is no question of a lie to provoke someone. This is not ...
Why Refactor. The more lines found in a method, the harder it is to figure out what the method does. This is the main reason for this refactoring. Besides ...
... many tile factories, WINDMILLS and so on. The place is very famous for the wind. This is the main reason for the development of windmills aroumd the place.

this is the main reason of

This phrase is not grammatically correct in English.

Show examples from the web [+]

So the files have also been changed and this is the main reason of that error. Regarding to CSS and JS files. Those are different libs and we can't merge.
This is the main reason of why the underlines are there in the first place. Why not use bold, italic, or color? It is because some of those ancient machines do not ...
This is the main reason of availing a permanent surgeon with the required equipment to reduce referrals abroad." The hospital started a plastic surgery program ...
Sep 4, 2015 ... This is the main reason of why they come to the shore. kbeatty-cel. 9/11/2015 - 10 :00 a.m.. I like how the lead says exactly what is going on, ...

Alternatives:

this is the main reason for

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this is the main reason for vs this is the main reason of