1. Relating to or consisting of or yielding carbon
   - carbonous, carbonic, carboniferous

See also: carbon

Encyclopedia: Carbonaceous

• regnant
• regnellidium
• Regnellidium diphyllum
• rego
• regorge
• regosol
• regrade
• regress
• regression
• regression analysis
• regression coefficient
• regression curve
• regression equation
• regression line
• regression of y on x
• regression toward the mean
• regressive
• regret
• regretful
• regretfully
• regrets
• regrettable
• regrettably
• regroup
• regrow