1. Flat on one side and concave on the other

See also: concave

• paraesthesia
• paraffin
• paraffin oil
• paraffin scale
• paraffin series
• paraffin wax
• parafovea
• paragenesis
• paragliding
• paragon
• paragonite
• paragraph
• paragrapher
• Paraguay
• Paraguay tea
• Paraguayan
• Paraguayan monetary unit
• parainfluenza virus
• parakeet
• paralanguage
• paraldehyde
• paralegal
• paraleipsis
• paralepsis
• Paralichthys