1. Of or relating to a cavity or chamber in the body (especially one of the upper chambers of the heart)

See also: atrium

Encyclopedia: Atrial

• master's degree
• master-at-arms
• mastered
• masterful
• masterfully
• mastering
• masterless
• masterly
• mastermind
• masterpiece
• Masters
• mastership
• masterstroke
• masterwork
• masterwort
• mastery
• masthead
• mastic
• mastic tree
• masticate
• mastication
• masticator
• masticatory
• Masticophis
• Masticophis bilineatus