make (something) look more attractive by adding extra items or images to it

the town was decorated with Christmas lights

confer an award or medal on (a member of the armed forces)

he was decorated for outstanding bravery

denoting a stage of English Gothic church architecture typical of the 14th century (between Early English and Perpendicular), with increasing use of decoration and geometrical, curvilinear, and reticulated tracery

fine Decorated Gothic facades can be seen at Exeter and York