a crystalline twin formed by the strain set up by an applied force.
noun, Geology. 1. any of the various weathering processes that cause physical disintegration of exposed rock without any change in the chemical composition of the rock: Collision between rock surfaces can cause mechanical weathering. noun the erosion or breakdown of rock into smaller fragments by natural physical agents with no chemicals involved; also called disintegration […]
[mek-uh-nish-uh n] /ˌmɛk əˈnɪʃ ən/ noun 1. a person skilled in constructing, working, or repairing machines; ; machinist. /ˌmɛkəˈnɪʃən/ noun 1. a person skilled in making machinery and tools; technician
[muh-kan-iks] /məˈkæn ɪks/ noun 1. (used with a singular verb) the branch of physics that deals with the action of forces on bodies and with motion, comprised of kinetics, statics, and kinematics. 2. (used with a singular verb) the theoretical and practical application of this science to machinery, appliances, etc. 3. (usually used with a […]
[muh-kan-iks-vil] /məˈkæn ɪksˌvɪl/ noun 1. a village in E Virginia, near Richmond: Civil War battle 1862.