Adjective
improvisational (comparative more improvisational, superlative most improvisational)
Having the nature of an improvisation.
I also thought of playing improvisational jazz and I did take lessons for a while. At first I tried to write fiction by making up things that were completely alien to my life. Amy Tan
Part of this new world of completely improvisational terrorism is that there were codes of war that disintegrated in the face of terrorism. Diane Sawyer
My voice is my improvisational instrument, the melody instrument. The guitar is harmonic structure. I'm not a good enough guitarist to improvise on it. Paul Simon
Saturday Night Live was actually started with a show that Lorne Michaels and I did at a summer camp called Timberlane in Ontario when we were 14 and 15. We would do an improvisational show with music, comedy and acting. Howard Shore
I do try to keep my show very improvisational. I don't work off a set list; I like to keep it more in the moment. I like to have information about where I'm going, what might be happening in that particular region as well. I like for people to feel like the show is for them. Dane Cook
My act is sort of improvisational. I have a skeleton in my head, but no fat or skin on it. Paula Poundstone