a chamber (often underground) reinforced against bombing and provided with food and living facilities; used during air raids | the act of validating; finding or testing the truth of something |
| a trial photographic print from a negative |
| any factual evidence that helps to establish the truth of something |
| a formal series of statements showing that if one thing is true something else necessarily follows from it |
| (printing) an impression made to check for errors |
| a measure of alcoholic strength expressed as an integer twice the percentage of alcohol present (by volume) |