fuse

/ˈfyüz/

borrowed from Middle French fuser "to cause to melt," verb derivative from Medieval Latin fūsus, past participle of fundere "to cast (metal), melt down, make liquid," going back to Latin, "to pour, shed, cast (liquid metal)"

verb

  1. to reduce to a liquid or plastic state by heat

  2. to blend thoroughly by or as if by melting together : combine

  3. to stitch by applying heat and pressure with or without the use of an adhesive

the thunderstorm had fused the electric mains

mix mingle commingle blend merge coalesce amalgamate fuse mean to combine into a more or less uniform whole. mix may or may not imply loss of each element's identity. mingle usually suggests that the elements are still somewhat distinguishable or separately active.

noun

  1. an electrical safety device consisting of or including a wire or strip of fusible metal that melts and interrupts the circuit when the current exceeds a particular amperage

noun

  1. a continuous train of a combustible substance enclosed in a cord or cable for setting off an explosive charge by transmitting fire to it

  2. a mechanical or electrical detonating device for setting off the bursting charge of a projectile, bomb, or torpedo