fuse

fuse v

L. fus-, pour, melt.

1. Blend; merge; come together; increase in size.

fuse n

It. < L. fūsus, spindle.

1. Fuel; ignition; combustible cord; inflammatory string; means of explosion; small tube filled with incendiary matter; strand by which fire is led to the powder in a bomb; [fig.] trigger point; cause of outburst; prelude to outrage.