depot (U.S. and Canadian)
n
1 a storehouse or warehouse
b a training and holding centre for recruits and replacements
3 (Chiefly Brit) a building used for the storage and servicing of buses or railway engines
a a bus or railway station
b (as modifier)
a depot manager
adj
5 (of a drug or drug dose) designed for gradual release from the site of an injection so as to act over a long period
(C18: from French dépôt, from Latin depositum a deposit, trust)