1. Of a chemical compound having a ring with three members
   - three-membered

See also: membered

• Acer circinatum
• Acer glabrum
• Acer japonicum
• Acer macrophyllum
• Acer negundo
• Acer negundo Californicum
• Acer palmatum
• Acer pennsylvanicum
• Acer platanoides
• Acer pseudoplatanus
• Acer rubrum
• Acer saccharinum
• Acer saccharum
• Acer spicatum
• Aceraceae
• acerate
• acerate leaf
• acerb
• acerbate
• acerbic
• acerbically
• acerbity
• acerola
• acerose
• acervate