only if

listen to the pronunciation of only if
English - Turkish
kaydıyla
Sadece

Tom sadece bastonu olursa yürüyebilir. - Tom can walk only if he has his cane.

A B ye eşittir Eğer ve sadece B gerçekse A doğrudur. ile aynı anlamı vardır. - A is equivalent to B has the same meaning as A is true if and only if B is true.

English - English
Not unless; used to introduce a necessary condition

This option is available only if the client supports it.

never except when; "call me only if your cold gets worse"
just in the circumstance that