Mountain climber, e.g.

• Electronic pulse maker
• Fish-cleaning gadget
• Tackle box gizmo
• One eager to climb every mountain
• One in peak condition?
• Fishmonger's tool
• Fishmonger, at times
• An electronic pulse counter used to count pulses that occur too rapidly to be recorded individually

WordNet Word definitions in WordNet
n. an electronic pulse counter used to count pulses that occur too rapidly to be recorded individually

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Scaler \Scal"er\, n. One who, or that which, scales; specifically, a dentist's instrument for removing tartar from the teeth.