- A ridge or hill of ice in an ice field.
- The orient has been playing an active role in the world economy.
- He walked along the mountain ridge.
- He is an active member of the school's stamp club.
- An active volcano may explode at any time.
- A ridge on the flesh raised by a blow; a welt.
activetype active active integrated antenna army active carbon fiber adsorption active accumulated temperature active control synchronization active suppressing worm system Active carbonCarbo Medicinalis active magnetic bearing system active four-terminal network active defence against locusts active-enzyme centrifugation