rigol or rigoll /rigˈəl/

1. A gutter or water channel
2. A groove, esp an encircling groove
3. A circlet (Shakespeare)

• chromates
• chromatic
• chromatic aberration
• chromatic adaption
• chromatically
• chromaticism
• chromaticisms
• chromaticities
• chromaticity
• chromaticity co-ordinates
• chromaticity diagram
• chromaticity diagrams
• chromatics
• chromatic scale
• chromatic scales
• chromatid
• chromatids
• chromatin
• chromatins
• chromato-
• chromatogram
• chromatograph
• chromatographic
• chromatography
• chromatophore