1. A dye that is considered to be a base because the chromophore is part of a positive ion
   - basic dye, basic colour

Type of: dye, dyestuff

• SSW
• St Andrews's cross
• St Bernard
• St John's Day
• St John's Eve
• St John's Night
• St John's wort
• St John's wort family
• St Martin's Day
• St Mihiel
• St Patrick's Day
• St Peter's wort
• St Valentine's Day
• st.
• St. Ambrose
• St. Andrew
• St. Andrew's cross
• St. Anselm
• St. Anthony's cross
• St. Athanasius
• St. Augustine
• St. Augustine grass
• St. Baeda
• St. Barbara's herb
• St. Basil