Definition of palatial adjective from the Oxford Advanced Learner's Dictionary



BrE BrE//pəˈleɪʃl//
; NAmE NAmE//pəˈleɪʃl//
[usually before noun] How a building looks
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(of a room or building) very large and impressive, like a palace synonym splendid See related entries: How a building looks Word Originmid 18th cent.: from Latin palatium ‘palace’ (the name of the Palatine hill in Rome, where the house of the emperor was situated) + -al.
See the Oxford Advanced American Dictionary entry: palatial