calvin

Noun calvin has 2 senses

• calvin(n = noun.person) melvin calvin - United States chemist noted for discovering the series of chemical reactions in photosynthesis (1911-);
is a kind of chemist

• calvin(n = noun.person) jean caulvin, jean cauvin, jean chauvin, john calvin - Swiss theologian (born in France) whose tenets (predestination and the irresistibility of grace and justification by faith) defined Presbyterianism (1509-1564);
is a kind of theologian, theologiser, theologist, theologizer