1. Of the colour of slate or granite
   - slate-gray [US], slaty-grey [Brit, Cdn], slaty-gray [US], slaty, slatey, stone-grey [Brit, Cdn], stone-gray [US]

See also: achromatic, neutral

• urethra
• urethral
• urethral orifice
• urethral sphincter
• granulocytopenia
• granuloma
• granuloma inguinale
• granuloma venereum
• granulomatous
• granulose
• Granville Stanley Hall
• granville wilt
• Granville-Barker
• grape
• grape arbor
• grape arbour
• grape fern
• grape hyacinth
• grape jelly
• grape juice
• grape louse
• grape phylloxera
• grape sugar
• grape-leaf begonia
• grape-sized