noun (n)

• a creation spoken or written or composed extemporaneously (without prior preparation)

  buatan atau komposisi extemporaneously ditulis atau diucapkan (tanpa ada persiapan)

  source: wordnet30
• an unplanned expedient

  sebuah unplanned bijaksana

  Synonym:
  temporary expedient
  

  source: wordnet30
• a performance given extempore without planning or preparation

  pertunjukan diberikan spontan tanpa perencanaan atau persiapan

  Synonym:
  extemporisation, extemporization
  

  source: wordnet30
• The act or art of composing and rendering music, poetry, and the like, extemporaneously; as, improvisation on the organ.

  tindakan atau seni dan persembahan menggubah musik, puisi, dan sejenisnya, extemporaneously; sebagai, aku improvisasi/ aku di organ.

  source: webster1913