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Từ điển Oxford Learners Wordfinder Dictionary
backup
1. an accumulation caused by clogging or a stoppage - a traffic backup on the main street - he discovered a backup in the toilet • Derivationally related forms: back up • Hypernyms: accretion, accumulation 2. someone who takes the place of another (as when things get dangerous or difficult) - the star had a stand-in for dangerous scenes - we need extra employees for summer fill-ins • Syn: stand-in, substitute, relief, reliever, backup man, fill-in • Derivationally related forms: fill in (for: fill-in), relieve (for: reliever), substitute (for: substitute), stand in (for: stand-in) • Hypernyms: peer, equal, match, compeer • Hyponyms: locum tenens, locum, double, stunt man, stunt woman, surrogate, alternate, replacement 3. a musical part (vocal or instrumental) that supports or provides background for other musical parts • Syn: accompaniment, musical accompaniment, support • Derivationally related forms: support (for: support), accompany (for: accompaniment) • Hypernyms: part, voice • Hyponyms: descant, discant, vamp 4. the act of providing approval and support - his vigorous backing of the conservatives got him in trouble with progressives • Syn: backing, championship, patronage • Derivationally related forms: back up, back (for: backing) • Hypernyms: blessing, approval, approving 5. (computer science) a copy of a file or directory on a separate storage device - he made a backup in case the original was accidentally damaged or erased • Syn: computer backup • Derivationally related forms: back up • Topics: computer science, computing • Hypernyms: duplicate, duplication
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