the overhead upper surface of a covered space | a hard return hitting the tennis ball above your head |
(meteorology) altitude of the lowest layer of clouds | (nautical) the top surface of an enclosed space on a ship |
maximum altitude at which a plane can fly (under specified conditions) | a transparency for use with an overhead projector |
an upper limit on what is allowed | (computer science) the disk space required for information that is not data but is used for location and timing |
| the expense of maintaining property (e.g., paying property taxes and utilities and insurance); it does not include depreciation or the cost of financing or income taxes |
| (computer science) the processing time required by a device prior to the execution of a command |