a projector operated by a speaker; projects the image over the speaker's head
an optical device for projecting a beam of light
an optical instrument that projects an enlarged image onto a screen
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 disk space required for information that is not data but is used for location and timing
a hard return hitting the tennis ball above your head
a transparency for use with an overhead projector
(computer science) the processing time required by a device prior to the execution of a command
