nigrosine /nigˈrō-sēn or -ro-sin/ or nigrosin /nigˈrō-sin/

A blackish coal-tar colour dye

• arithmetical progressions
• arithmetical sequence
• arithmetical series
• arithmetician
• arithmeticians
• arithmetic logic unit
• arithmetic mean
• arithmetics
• arithmo-
• arithmomania
• arithmomanias
• arithmometer
• arithmometers
• arithmophobia
• arithmophobias
• a rivederci
• Ariz.
• ark
• Ark.
• arked
• arking
• arkite
• arkose
• arkoses
• arks