Associations to the word «Quadrupole»

Wiktionary

QUADRUPOLE, noun. (physics) A distribution of either electric charge or magnetization equivalent to two dipoles that point in opposite directions.
QUADRUPOLE, noun. (physics) A magnet with two north poles and two south poles, used to focus a beam of particles.

Wise words

A word is not a crystal, transparent and unchanged; it is the skin of a living thought and may vary greatly in color and content according to the circumstances and time in which it is used.
Oliver Wendell Holmes, Jr.