at ‧ tic /ˈætɪk/ BrE AmE noun [countable]
[ Date: 1700-1800 ; Language: French ; Origin: attique , from attique 'of ancient Athens' , from Latin Atticus ; from the use of an ancient Greek style in designing structures around the top of buildings ]
a space or room just below the roof of a house, often used for storing things:
a small attic room