smoothing plane smoothing mill • smooth-leaved · · · Info · Definitions · Synonyms · Antonyms · Characters · · smoothing plane · · Text Common · · Latin · · Scripts 15 · · Length Definitions · · · (noun) a small plane for finish work. Synonyms: smooth plane. · · Noun Definition 1 Synonyms · · · smooth · · Synonym 1 smoothen · · Synonym 2 polish · · Synonym 3 shine · · Synonym 4 smooth out · · Synonym 5 Antonyms · · · roughen · · Antonym 0 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 g latin small letter g U+0067 h latin small letter h U+0068 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 s latin small letter s U+0073 t latin small letter t U+0074