(Homonym: sealing).
1. The overhead inside lining of a room.
2. An upper limit on what is allowed; SYN. cap.
3. Maximum altitude at which a plane can fly (under specified conditions).
4. (Meteorology) Altitude of the lowest layer of clouds.
ETYM From Latin limes, limitis: cf. French limite; or from Eng. limit, v. Related to Limit.
1. The boundary of a specific area; SYN. demarcation, demarcation line.
2. The greatest amount of something that is possible or allowed; SYN. limitation.
3. The greatest possible degree of something; SYN. bounds, boundary.
4. As far as something can go.