PLANAR /ˈpleɪnə/ Scrabble 8 Words With Friends 11 Definition adjective involving or having two dimensions. — synonyms: two-dimensional Examples “A planar projection of a three-dimensional object is its projection onto a plane.”“A complete graph with more than four nodes is never planar.” See all 25 words you can make from PLANAR → 6-letter words Words starting with P Words ending with R ← Unscramble different letters