1. Dark and dismal as of the rivers Acheron and Styx in Hades
   "in the depths of an Acheronian forest"
   - Acherontic, Stygian

See also: Acheron, dark

• centred
• centred text
• centrefielder
• centrefold
• centreing
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• centrex
• centric
• centrical
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• centrifugal
• centrifugal force
• centrifugal pump
• centrifugate
• centrifugation
• centrifuge
• centring
• centriole
• centripetal
• centripetal acceleration
• centripetal force
• Centriscidae
• centrism
• centrist