fuse

(noun) an electrical device that can interrupt the flow of electrical current when it is overloaded. Synonyms: electrical fuse, safety fuse.

(noun) any igniter that is used to initiate the burning of a propellant. Synonyms: fuze, fusee, fuzee, primer, priming.

(verb) mix together different elements. Synonyms: blend, flux, mix, conflate, commingle, immix, coalesce, meld, combine, merge. Example: "The colors blend well."

(verb) become plastic or fluid or liquefied from heat. Example: "The substances fused at a very high temperature."

(verb) equip with a fuse; provide with a fuse.

(verb) make liquid or plastic by heating. Example: "The storm fused the electric mains."