Definition from Wiktionary, the free dictionary
Initialism [please replace this header]
- (VLSI) line width roughness; used by semiconductor process engineers to describe a lithographic process problem.
- (nuclear power) light water reactor; a nuclear reactor which uses light water as a neutron moderator.
- light water reactor
- BWR (boiling water reactor)
- PWR (pressurized water reactor)
- HWR (heavy water reactor)