Denoting or relating to a very large fuel-air bomb which ignites into a fireball when detonated, creating a powerful wave of pressure that sucks out oxygen from any confined spaces nearby.
- US planes have already unleashed one of their most feared weapons, a 2,000 lb thermobaric bomb, which sends a blast of pressure and incinerating heat deep into caves where terrorists may be hiding.
- Two days of heavy bombing by F-16 jets and AC-130 Spectre gunships brought a total of at least 270 bombs and missiles in the first two days of combat, including a thermobaric cave-busting bomb.
- General Myers said more than 300 bombs had been dropped, among them a newly-developed thermobaric device which sends a lethal wave of pressure and heat through deeply-buried caves, killing all those inside.
1990s: from thermo- + Greek barus 'heavy'.
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