| light-water reactor | <radiobiology> Class of fission reactors using ordinary light water as a coolant, rather than liquid metal or heavy water (water with deuterium instead of hydrogen). (09 Oct 1997) |
|---|---|
| lime water | Calcium hydroxide solution; a saturated solution prepared by mixing 3 g of calcium hydroxide in a liter of purified cool water. Undissolved calcium hydroxide is allowed to precipitate and the solution is dispensed without agitation; lime water is a common ingredient in lotions and is used internally extensively in veterinary medicine. (05 Mar 2000) |
| littoral water | Shallow water, to 30 feet, near the shore of deep lakes. (09 Oct 1997) |