Is syncope the same thing as fainting?

Syncope. temporary loss of consciousness from lowering of blood pressure or insufficient oxygen supply to the brain. Can be sometimes used interchangeably.
Syncope = fainting. Syncope is the medical term for "fainting". Syncope is a temporary loss of consciousness because a person's blood supply to his brain momentarily decreased. The person returns to his usual state of mind quickly after regaining consciousness.