• Coomb (unit), a 13th-century English
  England
  England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...
  
   liquid measurement by volume.
• Coombs test
  Coombs test
  Coombs test refers to two clinical blood tests used in immunohematology and immunology...
  
  , an aid to medical diagnosis.
• Coomb Teak or , a medicinal tree.

See also

• Deeping Coomb, a fictional deep valley in The Lord of the Rings.
• Coombe (disambiguation)
• Combe (disambiguation)
• Cwm (disambiguation)