The Collaborative International Dictionary
Improvisatory
Improvisatorial \Im*prov`i*sa*to"ri*al\, Improvisatory \Im*prov"i*sa*to*ry\, a. Of or pertaining to improvisation or extemporaneous composition.
Wiktionary
improvisatory
a. Of, pertaining to, or in the nature of improvisation
Usage examples of "improvisatory".
Two members of the household guard and four investigators had died in the misunderstanding that followed, and in the end only one agent, suitably sterile in a body condom that someone had had the improvisatory wit to provide for him, had been allowed in the recovery room itself.
At times even his peculiar Latin (abounding in words of his own coinage, whose meaning, however, was perfectly plain to any Latin scholar) calls to mind the improvisatory agility of the Game's language.