plain
Cross references: 1. evident 2. frank 1. plain \'pla-n\ vi [ME plainen, fr. MF plaindre, fr. L plangere] archaic : COMPLAIN 2. plain n [ME, fr. OF, fr. L planum, fr. neut. of planus flat, plain - more] at FLOOR 1a: an extensive area of level or rolling treeless country 1b: a broad unbroken expanse 2: something free from artifice, ornament, or extraneous matter 3. plain \'pla-n-n*s\ aj archaic 1: EVEN, LEVEL 2: lacking ornament : UNDECORATED 3: free of extraneous matter : PURE 4: free of impediments to view : UNOBSTRUCTED 5a1: evident to the mind or senses : OBVIOUS 5a2: CLEAR 5b: marked by candor : BLUNT 6a: COMMON, ORDINARY 6b: characterized by lack of vanity or affectation 7: SIMPLE, UNCOMPLICATED 8: lacking beauty or ugliness : HOMELY - plain.ly av 4. plain av : in a plain manner
Webster's English Dictionary