(biology, medicine) A small, hard object, in the shape of a pebble, that sometimes forms in the gallbladder or bile duct; composed of cholesterol, bile pigments and calcium salts.

Of or relating to Gaul or the Gauls. / Typical of France or the French; typically French.

(biochemistry) A monosaccharide found, along with lactose, in dairy products, and is synthesized by the body where it is found associated with glycolipids and glycoproteins.

(astronomy) A relatively nearby spiral galaxy in the Local Group, together with the Milky Way galaxy. It is at a distance of approximately 2.6 million light years from Earth, in the direction of the constellation Triangulum.

In a gallant or gentlemanly manner; with social graces. / In a brave or valiant manner.

(chemistry) a phenolic carboxylic acid, 3,4,5-trihydroxybenzoic acid, found in galls, tea, the bark of some trees etc; a constituent of tannin

courage / chivalrous courtliness, especially towards women / an instance of gallant behaviour or speech

(inorganic chemistry) A binary compound of gallium and arsenic, GaAs, used as a semiconductor, especially in light-emitting diodes.

(British spelling) Alternative spelling of galvanize

(architecture) A narthex, particularly in the United Kingdom and the Church of England; a vestibule, a fully-enclosed yet porch-like structure, leading to the main body of an English ecclesiastical building.