(n.) The science of nature or of natural objects; that branch of science which treats of the laws and properties of matter, and the forces acting upon it; especially, that department of natural science which treats of the causes (as gravitation, heat, light, magnetism, electricity, etc.) that modify the general properties of bodies; natural philosophy.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). physics. Retrieved September 20, 2026, from http://smartdefine.org/physics/definitions/2045179 |
| Chicago | Webster's. 2011. "physics" http://smartdefine.org/physics/definitions/2045179 (accessed September 20, 2026). |
| Harvard | Webster's 2011, physics, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/physics/definitions/2045179>. |
| MLA | Webster's. "physics" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/physics/definitions/2045179> |