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English definition of “variation”

variation

noun uk   /ˌveə.riˈeɪ.ʃən/ us    /ˌver.i-/

variation noun (CHANGE)

B2 [C or U] a change in amount or level: Unemployment rates among white-collar workers show much less regional variation than corresponding rates among blue-collar workers. The medical tests showed some variation in the baby's heart rate. global temperature variations over the last 140 years

variation noun (DIFFERENCE)

C2 [C] something that is slightly different from the usual form or arrangement: There are wide variations in the way pensioners have benefited from the system. The films she makes are all variations on the same theme. [C] specialized music one of several short tunes that are based on the same simple tune, but are different from it and from the others: symphonic variations
(Definition of variation from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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