Pronunciation: (pop'ur),[key] —n. 1. a person or thing that pops.
2. a utensil, as a covered pan, used for popping corn.
4. a vial of amyl or butyl nitrite abused as a vasodilator for the effect of exhilaration.
Pronunciation: (pop'ur),[key] —n. Sir Karl (Rai•mund) Pronunciation: (rā'mund),[key] born 1902, British philosopher, born in Austria.