Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun overhead

6 senses of overhead

Sense 1
operating expense, operating cost, overhead, budget items -- (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)
       => expense, disbursal, disbursement -- (amounts paid for goods and services that may be currently tax deductible (as opposed to capital expenditures))

Sense 2
command processing overhead time, command processing overhead, command overhead, overhead -- ((computer science) the processing time required by a device prior to the execution of a command)
       => processing time -- (the time it takes to complete a prescribed procedure; "they increased output by decreasing processing time")

Sense 3
disk overhead, overhead -- ((computer science) the disk space required for information that is not data but is used for location and timing)
       => disk space, disc space -- ((computer science) the space available on a magnetic disk)

Sense 4
viewgraph, overhead -- (a transparency for use with an overhead projector)
       => foil, transparency -- (picture consisting of a positive photograph or drawing on a transparent base; viewed with a projector)

Sense 5
overhead -- ((nautical) the top surface of an enclosed space on a ship)
       => ceiling -- (the overhead upper surface of a covered space; "he hated painting the ceiling")

Sense 6
overhead, smash -- (a hard return hitting the tennis ball above your head)
       => return -- (a tennis stroke that sends the ball back to the other player; "he won the point on a cross-court return")

Antonyms of adj overhead

1 sense of overhead

Sense 1
overhead (vs. surface) (vs. subsurface) -- (located or originating from above; "an overhead crossing")

surface (vs. subsurface) (vs. overhead) -- (on the surface; "surface materials of the moon")
        => aboveground -- (on or above the surface of the ground; "aboveground nuclear testing"; "surface instruments for detecting oil deposits"; "surface transportation")
        => grade-constructed -- (constructed at ground level; "grade-constructed accesses to the freeway")
        => opencast, opencut -- ((of mines and mining) worked from the exposed surface; "opencast mining"; "an opencut iron mine")
subsurface (vs. overhead) (vs. surface) -- (beneath the surface; "subsurface materials of the moon")
        => belowground, underground -- (under the level of the ground; "belowground storage areas"; "underground caverns")
        => submarine, undersea -- (beneath the surface of the sea)
        => submerged, submersed, underwater -- (beneath the surface of the water; "submerged rocks")
        => subterranean, subterraneous -- (being or operating under the surface of the earth; "subterranean passages"; "a subsurface flow of water")

Similarity of adj overhead

1 sense of overhead

Sense 1
overhead (vs. surface) (vs. subsurface) -- (located or originating from above; "an overhead crossing")

Synonyms of adv overhead

2 senses of overhead

Sense 1
overhead -- (above your head; in the sky; "planes were flying overhead")

Sense 2
overhead -- (above the head; over the head; "bring the legs together overhead")