a fault in which the rock above the fault plane is displaced upward relative to the rock below the fault plane (opposed to gravity fault).
A geologic fault in which the hanging wall has moved upward relative to the footwall. Reverse faults occur where two blocks of rock are forced together by compression. Compare normal fault. See Note and illustration at fault.
- Reverse gears
verb phrase to change course completely; do an about-face Word Origin fr reverse gear, a gear used to make a vehicle travel backwards Usage Note informal
adjective 1. opposite or contrary in position, direction, order, or character: an impression reverse to what was intended; in reverse sequence. 2. with the back or rear part toward the observer: the reverse side of a fabric. 3. pertaining to or producing movement in a mechanism opposite to that made under ordinary running conditions: a […]
noun, Genetics. 1. back mutation. back mutation noun, Genetics. 1. a mutation of an existing mutant gene that restores it to its previous form. back mutation noun 1. (genetics) the reversion of a mutant to the original phenotype noun a mutation that causes a gene to revert to its original wild or original type; also […]
noun, Chemistry. 1. the process in which pure water is produced by forcing waste or saline water through a semipermeable membrane. reverse osmosis noun 1. a technique for purifying water, in which pressure is applied to force liquid through a semipermeable membrane in the opposite direction to that in normal osmosis reverse osmosis n. The […]