(metalworking) A bath of dilute sulphuric or nitric acid, etc., to remove burnt sand, scale, rust, etc., from the surface of castings, or other articles of metal, or to brighten them or improve their colour.
In an optical landing system, the hand-held controller connected to the lens, or apparatus on which the lights are mounted.
“He pulled a pickle out of the jar and tasted it, remembering in a sudden rush the pickles he loved as a boy.”
“She also admitted that she rarely cooks a meal for herself, and if she does it is likely to be cheese on toast with pickle.”
“Leave the meat in the pickle liquid for three days. Keep the pickling mixture.”
pickle
(Northern England, Scotland) A kernel; a grain (of salt, sugar, etc.)
(Northern England, Scotland) A small or indefinite quantity or amount (of something); a little, a bit, a few. Usually in partitive construction, frequently without "of"; a single grain or kernel of wheat, barley, oats, sand or dust.