quadrant electrometer
Electricity
noun
An electrometer in the form of a broad, shallow metal cylinder composed of four mutually insulated quadrants, within which there is a suspended needle or vane which turns when a voltage is applied to some of the quadrants when the others are earthed.
Origin
Late 18th century; earliest use found in Tiberius Cavallo (1749–1809), natural philosopher.
- the Scillies
- these
- the Secession
- these days
- these presents
- the Serpent
- Theseus
- the seven deadly sins
- the seven seas
- the seven-year itch
- the Seychelles
- the Shades
- the shape of things to come
- the sharp end
- the Shetlands
- the Shires
- the shirt off (or on) one's back
- the short end of the stick
- the sick man of ——
- Thesiger, Wilfred
- the silent majority
- the silent treatment
- the silly season
- the silver screen
- thesis