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| back·up [ bák ùp ] (plural back·ups) |
noun |
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| Definition: |
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1. support: support or assistance from other people, e.g. support from the supplier of a product when it breaks down
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2. reinforcements: reinforcements to help personnel already committed, especially police officers
  The officers at the scene are calling for a backup.
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3. substitute or reserve: a substitute or reserve that can be used if the thing normally used fails
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4. security copy: a copy of computer data that is stored, e.g. a copy stored on a floppy disk
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5. copying: the procedure for copying computer data with which somebody is working
The backup is done automatically every morning.
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6. traffic holdup: a buildup or stoppage of traffic caused by an obstruction, e.g. an accident or road construction
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7. accompaniment: instrumental music or singing forming an accompaniment to the main performer of a piece of popular music or jazz
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8. buildup of something: an excess quantity of something that builds up when normal flow is obstructed
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| back·up adjective |
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