Jon Weingart, MD, discusses whether having a brain tumor means a patient needs surgery. Dr Weingart is a neurosurgeon and professor of Neurological Surgery and Oncology at Johns Hopkins Medicine. Surgery is one type of treatment for brain tumors.
Noun. 1. doctrine-a belief (or system of beliefs) accepted as authoritative by some group or school. ism, philosophical system, philosophy, school of thought.
WordReference Random House Unabridged Dictionary of American English Â© 2017. loâ¢gos (lÅâ²gos, -gÅs, logâ²os),USA pronunciation n. Philosophy, Religion(often cap.) the rational principle that governs and develops the universe. Religion[Theol.]the divine word or reason incarnate in Jesus Christ.