overhead

Từ điển WordNet v3.1 - WordNet Dictionary

I - noun

1. 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 (Freq. 3)
• Syn:
operating expense, operating cost, budget items
• Topics:
tax, taxation, revenue enhancement
• Hypernyms:
expense, disbursal, disbursement
• Part Holonyms:
operating budget
2. (computer science) the processing time required by a device prior to the execution of a command
• Syn:
command processing overhead time, command processing overhead, command overhead
• Topics:
computer science, computing
• Hypernyms:
processing time
• Part Holonyms:
access time
3. (computer science) the disk space required for information that is not data but is used for location and timing
• Syn:
disk overhead
• Topics:
computer science, computing
• Hypernyms:
disk space, disc space
4. a transparency for use with an overhead projector
• Syn:
viewgraph
• Hypernyms:
foil, transparency
5. (nautical) the top surface of an enclosed space on a ship
• Topics:
seafaring, navigation, sailing
• Hypernyms:
ceiling
• Part Holonyms:
cabin
6. a hard return hitting the tennis ball above your head
• Syn:
smash
• Derivationally related forms:
smash (for: smash)
• Hypernyms:
return

II - adjective

located or originating from above (Freq. 4)
- an overhead crossing
• Ant:
surface, subsurface

III - adverb

1. above your head;
in the sky (Freq. 2)
- planes were flying overhead
2. above the head;
over the head (Freq. 2)
- bring the legs together overhead

• Từ đồng nghĩa / Synonyms:
  smash, viewgraph, disk overhead, command processing overhead time, command processing overhead, command overhead, operating expense, operating cost, budget items
• Từ trái nghĩa / Antonyms:
  surface, subsurface