welkinnoun · Level 3 SAT1the apparent surface of the imaginary sphere on which celestial bodies appear to be projectedThe chorus rose until it seemed to fill the welkin above the open-air amphitheater.ModuleLevel 3RegisteracademicCollectionCollection 082SAT Complete planAlso in Collection 082evitable, burlesque, embroider, esurience, fastness, gravitas, transmogrify, discombobulate and 1 more