"Doctor of Science (Latin: "Scientiæ Doctor"), usually abbreviated Sc.D., D.Sc., S.D., D.S., or Dr.Sc., is an academic research degree awarded in a number of countries throughout the world.
دکتر علم () (لاتین: "Scientiæ Doctor") که معمولاً به اختصار Sc.D.، D.Sc.، S.D.، D.S.