The L-enantiomer of ascorbic acid, a water-soluble nutrient essential for life, synthesized by most animals and plants but not humans, although used in our bodies for many purposes. It is plentiful in citrus fruits and many vegetables, and a deficiency causes scurvy.

(slang, humorous) Ritalin, an amphetamine-like psychopharmaceutical, prescribed for ADHD.

A group of water-soluble vitamins, once thought to be a single vitamin, occurring in yeast, liver, eggs etc.

(video games) PlayStation Vita

(dated) any of various metal sulphates. / (dated) Oil of vitriol (sulphuric acid). / (by extension) Bitterly abusive language.

(transitive) To subject to bitter verbal abuse. / (transitive, metallurgy) To dip in dilute sulphuric acid; to pickle. / (transitive, colloquial) To vitriolize.

Any of the evergreen trees and shrubs known as arborvitae, of the genera Thuja and Thujopsis, or of the species Platycladus orientalis. / (anatomy) White matter of the cerebellum.

(ophthalmology, Britain, Canada) The clear gel that fills the eyeball between the lens and the retina.

a reduction in the value, or an impairment in the quality of something / moral corruption / an abolition or abrogation

The agricultural practice of growing grape vines.