Wiktionary
thermobaric
a. Describing various weapons that use atmospheric oxygen to produce a blast wave of a significantly longer duration than those produced by condensed explosives.
WordNet
Usage examples of "thermobaric".
You have to penetrate the wall of the structure with a standard rocket round and then put the thermobaric through the hole.
The tanks typically loaded out with a heavy emphasis on high-impact, soft-kill ammunition such as the canistered “beehive” rounds, Improved Conventional Bomblets, White Phos’, thermobaric, and flame-gel capsules.
I propose that when we hit them with the artillery, mortar and rocket barrage we drench them with thermobarics and white phosphorus and burn up all the oxygen in the air.