The definition of a castle is a large fortified building or set of buildings where royalty lives, or a large and impressive house.
A French feudal castle
(Brit.) An apartment house
Find another word for palaces. In this page you can discover 7 synonyms, antonyms, idiomatic expressions, and related words for palaces, like: castles, chateaux, seraglios, mansions, manors, dwellings and halls.