well-formed \¦ ̷ ̷ ¦ ̷ ̷ \adjective (-es) : produced by the correct application of a set of transformations : grammatical 2a < grammar … specifies the infinite set of well-formed sentences — Jerry Fodor & Jerrold J. Katz > • well-formed·ness\ˌwelˈfȯ(r)m(ə̇)dnə̇s\noun