clearstory

UK: /ˈklɪəˌstɔːrɪ/ US: (klēr′stôr′ē, -stōr′ē)

WordReference Random House Unabridged Dictionary of American English © 2026

clear•sto•ry  (klēr′stôr′ē, -stōr′ē), n., pl. -ries. 

1. Building, Architecture clerestory.

clear′sto′ried, adj. 

Collins Concise English Dictionary © HarperCollins Publishers::

clearstory / ˈklɪəˌstɔːrɪ/ noun

1. a variant spelling of clerestory

WordReference Random House Unabridged Dictionary of American English © 2026

clere•sto•ry  (klēr′stôr′ē, -stōr′ē), n., pl. -ries. 

1. Architecture a portion of an interior rising above adjacent rooftops and having windows admitting daylight to the interior.
2. Building, Rail Transport a raised construction, as on the roof of a railroad car, having windows or slits for admitting light or air.

Also, clearstory. 

• late Middle English, equivalent. to clere clear + story story² 1375–1425

clere′sto′ried, adj. 

Collins Concise English Dictionary © HarperCollins Publishers::

clerestory, clearstory / ˈklɪəˌstɔːrɪ/ noun ( -ries)

1. a row of windows in the upper part of the wall of a church that divides the nave from the aisle, set above the aisle roof
2. the part of the wall in which these windows are set

Etymology: 15th Century: from clear + storey

ˈclereˌstoried, ˈclearˌstoried adjective