The following terms are selected and adapted specifically for indoor climbing, top rope as a route, but can also be used for outdoor climbing.
Anchors
Top anchor, in top rope climbing, is the device with a carabiner and two independent attachment points on the top of the wall where the rope connects.
Ridge
Outer corner of climbing wall.
Bouldering
Climbing at low altitude without rope and belayer.
Brake
See rope brake.
Brake hand
The hand that holds the rope under the brake. The brake hand must never let go of the rope.
Catch
Powerful dynamic movement from one grip to reach (catch) the next.
Crimper
Small strip that you can only fit your fingertips on. The thumb can be used as a reinforcement if placed on top of the fingers. Be careful with this type of grip if you are not used to it.
Dihedron
The opposite of arête. Inward facing corner.
Dynamic move
A movement performed with a little extra force and speed, where the whole body is in motion. The opposite of a static move.
Fira
The belayer brings down (lowers) the climber when the climber has reached the top or can no longer climb.
degree
Indication of how difficult a route is with regard to, for example, length, any overhang, grip size and distance between grips.
grip
What you hold in your hands.
entry
Where the trail begins.
Youth
A large and easy-to-use handle that sits at an advantageous angle. The name comes from the English word for jug.
carbin
Light metal connection used for example between rope and rope brake. There are lockable and non-lockable carabiners.
Crux
The most difficult part of the trail.
Layback
An opposition climbing technique; the grips are taken from the side and the feet are braced to create opposition force.
Led
The part of the wall you follow up to the top anchor. On an indoor wall, a path can be marked with colored tape and/or grips of the same color.
Lead (to)
To gradually anchor the rope at belay points on the way up the trail.
Move
A move that takes you further along a trail or boulder problem.
Onsight
Leading and completing an entire route on the first attempt without having any prior information about the route; you must not have seen anyone else climbing it or received any tips while climbing.
pinch
Pinch - as if you were taking a book off a bookshelf.
Pump
When your forearms are swollen with fatigue and lactic acid.
Redpoint
To lead and complete a whole route without straining the rope after practicing it.
Rep
A dynamic rope made specifically for climbing. Read more about ropes here.
Rope brakes
A friction device that allows you to lock the rope to slow down a fall. Read more about rope brakes here.
mockery
Standing behind/under the climber, ready to catch them if they fall.
Static move
A calm, controlled movement. Opposite of dynamic move.
footbridge
What you put your feet on.
Securing
The task of the belayer is to prevent the climber from falling down should they lose their grip and fall.
Top rope
A rope that runs from the climber, up through an anchor at the trailhead and down to the belayer on the ground.
Crossbeams
Lateral movement.
Undercling
A grip that you hold from below.
Step out
Where the trail ends.