Alternative form of apple crook

A hand-held, wooden agricultural implement used in the harvesting of apples.

(physics, dated) The dark space within the negative-pole glow at the cathode of a vacuum tube, observed only when the pressure is low enough to give a striated discharge.

Synonym of Crookes space

plural of Crookes space

plural of Crookes layer

An early experimental electrical discharge tube by means of which cathode rays and X-rays were discovered.

plural of crook and nanny

(often preceded by "every") A very small place; humorous form of nook and cranny / (rare, often preceded by "every") Average person or people.

plural of throw-crook