I. ˈnā-ˌpäm, -ˌpälm also ˈna- also nə-ˈpä(l)m noun
Etymology: na phthene + palm itate
Date: 1942
1. : a thickener consisting of a mixture of aluminum soaps used in jelling gasoline (as for incendiary bombs)
2. : fuel jelled with napalm
II. transitive verb
Date: 1950
: to assault with napalm