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nounBritish philosopher (born in Austria) who argued that scientific theories can never be proved to be true, but are tested by attempts to falsify them (1902-1994)
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nouna container for cooking popcorntype of:
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nouna container of stimulant drug (amyl nitrate or butyl nitrite)type of:
Words sounding like good popper
proper chopper copper hopper improper grasshopper whopper stopper shopper topper popper cropper dropper clodhopper beet leafhopper bark chopper flour copper flour hopper plush copper porphyry copper rag chopper skillet chopper plague grasshopper board chopper ruby copper cotton chopper vine hopper meadow grasshopper lubber grasshopper beryllium copper