English

Noun

light-water ‎(uncountable)

1. Alternative form of light water
   1. Normal water.
      • 2013, Ian Jeffries, North Korea: A Guide to Economic and Political Developments, ISBN 1134290322:

        Still, there were hints that other delegations were willing to consider language that would allow North Korea eventually to have some sort of peaceful-use nuclear programme -- if not light-water reactors -- if it rejoined international nuclear non-proliferation treaties and allowed international inspectors in.

   2. Fire fighting foam.
      • 2016, Maggie Holeman, Woman in the Locker Room: An Alaskan Woman's Journey for Change, ISBN 159433577X:

        Also, once you use light-water on a fuel fire, it's nearly impossible to get it to re-light for subsequent firefighters.