Other crossword clues for answer "GRAYMATTER"GRAYMATTERNoodle makeupIntellect, informallyBrainsBrain substance, and a hint to the ends of 17- and 37-Across and 11- and 28-Down*Brains, informally*Brains, figurativelyBrainBrain, so to speakIntellect.Cranial massIt's in your headColorful intelligenceBrains, idiomatically