Synonym: extemporisation, extemporization, temporary expedient. Similar words: provision, organisation, improved, improvement, cessation, sensation, accusation, compensation. Meaning: [‚ɪmprəvə'zeɪʃn /-vaɪ'z-] 
n. 1. a creation spoken or written or composed extemporaneously (without prior preparation) 2. an unplanned expedient 3. a performance given extempore without planning or preparation.
n. 1. a creation spoken or written or composed extemporaneously (without prior preparation) 2. an unplanned expedient 3. a performance given extempore without planning or preparation. 
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1. Most of their music was spontaneous improvisation.
2. Funds were not abundant and clever improvisation was necessary.
3. There are classes in movement, dance, acting and improvisation.
4. The result suggested dogged industry, rather than heroic improvisation.
5. Catherine required the daily challenge of mundane improvisation.
6. Indeed, improvisation is a performer's greatest creative act.
7. This improvisation group invites children to participate in its funny and unpredictable show.
8. Improvisation means take your chances while you can, where you can; it means ride your luck.
9. No more improvisation in running the offense, no more shoot-first, pass-second mentality and no more starting lineup, period.
10. This encourages improvisation, and enables the improviser to play at length and elaborately, as in the guitar solo by Eric Clapton.
11. Improvisation and ingenuity, not tradition, are the backbone of a unique dance troupe that is becoming a Tucson favorite.
12. Improvisation and expression as well as musical accompaniment of the exercises plays a central role in the training programme of the Medau-Schule.
13. And in the long run the improvisation of a constitutional structure on the basis of currently perceived utility will be disastrous.
14. And during these nine minutes of transcendental improvisation, every note falls magically into Platonic patterns of perfection.
15. Improvisation is at odds with the legitimate caution in managerial concerns over decision making, strategy organization design, and compliance.
16. It is a story of courage and of improvisation that made a nonsense of the enemy's numerical and material superiority.
17. Jazz musicians use collective improvisation as they play it.
18. It needed great powers of reasoning and improvisation.
19. The two musicians played off each other in a piece of inspired improvisation.
20. He coached the young man in the theatre and developed his power of improvisation.
21. The point just prior to his ditching his speech and ending his career with a disastrous improvisation about roads.
22. The results are exquisite-moving from ballads and other composed pieces through different grades of abstraction to total collective improvisation.
23. And they continued to use open communications, information sharing,(http://sentencedict.com) and improvisation as the primary fuel for change.
24. Rip Rig created a heady hybrid out of the bare bones of jazz improvisation, dub-funk rhythms and punk attitude.
25. The family car, an old Rugby, was kept going with similar improvisation.
26. Children piled into the studio two afternoons a week and on Saturday mornings to study dance and improvisation.
27. She comes from the classical tradition but is deeply involved with improvisation and had played with Bailey on several previous occasions.
28. Lucia Walker is one of the key figures in the development of contact improvisation in this country.
29. We did other things like going to the theatre and doing improvisation.
30. He has always been something of a loner. restlessly exploring different avenues of improvisation.
More similar words: provision, organisation, improved, improvement, cessation, sensation, accusation, compensation, conversation, condensation, dispensation, province, provide, probation, implication, provided, provider, impersonation, provident, provincial, implementation, probationary, disapprove, improper, pronunciation, proliferation, procrastination, impression, vis-a-vis, ratification.