- a city in central France: provisional capital of unoccupied France 1940–1942; hot springs.
- (often lowercase) vichy water.
- a natural mineral water from springs at Vichy, containing sodium bicarbonate, other alkaline salts, etc., used in the treatment of digestive disturbances, gout, etc.
- a water of similar composition, either natural or artificial.
- a town and spa in central France, on the River Allier: seat of the collaborationist government under Marshal Pétain (1940–44); mineral waters bottled for export. Pop: 26 528 (1999)Latin name: Vicus Calidus (ˈviːkəs ˈkælɪdəs)
- (sometimes capital) a natural mineral water from springs at Vichy in France, reputed to be beneficial to the health
- any sparkling mineral water resembling this
in reference to collaborationist government of France, 1940, from the name of the city in department of Allier in central France, famous for mineral springs, seat 1940-44 of the French government formed under Nazi occupation headed by Pétain.