napalm
Concise Oxford English Dictionary © 2008 Oxford University Press:
napalm /ˈneɪpɑːm/
▶noun a highly flammable sticky jelly consisting of petrol thickened with special soaps, used in incendiary bombs and flame-throwers. ▶verb attack with bombs containing napalm.
– origin 1940s: from na(phthenic) and palm(itic acid).
'napalm' also found in these Oxford entries:

