trinitrobenzene
noun
tri·ni·tro·benzene
| \ (¦)trī¦nī‧trō+\
Definition of trinitrobenzene
: a light yellow crystalline compound C6H3(NO2)3 that is a more powerful yet more stable explosive than trinitrotoluene but is little used because of the difficulties of its preparation usually indirectly from toluene
— called also TNB, 1,3,5-trinitrobenzene
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