1. (of mines and mining) worked from the exposed surface
   "an opencut iron mine"
   - opencast [Brit]

See also: surface

• abstruse
• abstrusely
• abstruseness
• abstrusity
• absurd
• absurdity
• absurdly
• absurdness
• Abu Ali al-Husain ibn Abdallah ibn Sina
• Abu Dhabi
• Abu Hafs al-Masri Brigades
• Abu Nidal Organisation
• Abu Nidal Organization
• Abu Sayyaf
• Abudefduf
• Abudefduf saxatilis
• Abuja
• Abukir
• Abukir Bay
• Abul-Walid Mohammed ibn-Ahmad Ibn-Mohammed ibn-Roshd
• abulia
• abulic
• abundance
• abundant
• abundantly