hopper

n 1: funnel-shaped; contents pass by gravity into a receptacle

below

2: a machine used for picking hops [syn: {hop-picker}]

copper

Conventional electrical network cable with a core conductor of

copper (or aluminium!)

Opposed to {light pipe} or, say, a short-range microwave link.

[{Jargon File}]

(1994-11-30)