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English definition of “temperamental”

temperamental

adjective uk   /ˌtem.pər.əˈmen.təl/ /-prə-/ us    /-pɚ.əˈmen.t̬əl/

temperamental adjective (PERSON)

describes someone whose mood often changes very suddenly: Be careful how you approach her - she's very temperamental.Moods caused by your own character and feelings: There are temperamental similarities between the brothers.Moods

temperamental adjective (MACHINE)

informal describes a machine that sometimes works and sometimes does not: You have to treat our DVD player very carefully - it's rather temperamental.Not functioning
temperamentally
adverb uk   /-i/ us  
Moods
(Definition of temperamental from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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