nounπShareThe overhead closure of a room."the dining room had an ornate ceiling"architecturebuildingpartChat with AIVocabulary GamePractice Reading
nounπShareThe upper limit of an object or action."The company set ceilings on spending for each department to help manage the budget. "propertybuildingChat with AIVocabulary GamePractice Reading
nounπShareThe highest altitude at which an aircraft can safely maintain flight."The airplane's ceilings were lowered today due to the storm, meaning it couldn't fly as high. "technicalvehiclemilitaryChat with AIVocabulary GamePractice Reading
nounπShareThe measurement of visible distance from ground or sea level to an overcast cloud cover; under a clear sky, the ceiling measurement is identified as "unlimited.""The pilot reported a ceiling of 2,000 feet, meaning the plane could safely fly. "weathernauticalspaceenvironmentChat with AIVocabulary GamePractice Reading
nounπShareThe smallest integer greater than or equal to a given number."the ceiling of 4.5 is 5, the ceiling of -4.5 is -4"mathnumberChat with AIVocabulary GamePractice Reading
nounπShareThe inner planking of a vessel."During the ship restoration, the workers carefully replaced the damaged ceilings of the old wooden hull. "nauticalsailingbuildingarchitectureChat with AIVocabulary GamePractice Reading