Wiktionary
microwire
n. A very small diameter wire, especially one with a glass coating.
Usage examples of "microwire".
They were fed into two ordinary microwire speakers, rigged in parallel.
His motive most likely would have to be traced to one of those impulses so close to the electrochemical essence of things that microwires in bundles would have to be sunk into the skull and the basis for his action reduced to an investigation of neural events, or oscillating shapes on graph paper.