Origin of rheologyrheo- + -logy
- (physics) The branch of physics that studies the deformation and flow of matter.
1920, coined by Eugene C. Bingham, a professor at Lafayette College, following a suggestion by a colleague, Markus Reiner; inspired by aphorism Î¤Î± Î Î¬Î½Ï„Î± á¿¥Îµá¿– ta panta rhei “everything flows" by Simplicius of Cilicia. Formed from Ancient Greek á¿¥ÎÏ‰ (rheÅ, “flow") +"Ž -logy (“study of") (suffix ultimately from Ancient Greek).
From rheo- +"Ž -logy