1. Not able to be ascertained; resisting discovery
   - unascertainable

See also: indeterminable, undeterminable

• corrode
• corroded
• Corrodentia
• corrodible
• corroding
• corrosion
• corrosion-resistant
• corrosive
• corrosive sublimate
• corrosively
• corrugate
• corrugated
• corrugated board
• corrugated cardboard
• corrugated fastener
• corrugated iron
• corrugation
• corrupt
• corrupted
• corruptedly
• corruptibility
• corruptible
• corrupting
• corruption
• corruptive