ORTHOTROPOUS Scrabble 17 Words With Friends 18 Scrabble letter values: O1R1T1H4O1T1R1O1P3O1U1S1 = 17 Definition adjective (of a plant ovule) completely straight with the micropyle at the apex. See all 243 words you can make from ORTHOTROPOUS → 12-letter words Words starting with O Words ending with S ← Unscramble different letters