1,4-bis(5-phenyloxazol-2-yl)benzene, a substance used in solution as a scintillator.
Origin
1950s; earliest use found in Science. From the initial letters of phenyl and oxazole (the molecule consisting of five such rings joined in this order).
Definition of POPOP in US English:
POPOP
noun
Biochemistry
1,4-bis(5-phenyloxazol-2-yl)benzene, a substance used in solution as a scintillator.
Origin
1950s; earliest use found in Science. From the initial letters of phenyl and oxazole (the molecule consisting of five such rings joined in this order).