ˈopeˌratable,a.rare. [f. operate v. + -able.] Capable of being operated (on); operable. 1895Funk's Stand.Dict., Operatable, that can be operated or worked; operable.1932Joyce Let. 12 July (1966) III. 248 The right eye was still operatable 20 months ago. Now the cataract is total.