See Electrical treeing

Electrical treeing

Within the field of electrical engineering, treeing is an electrical pre-breakdown phenomenon. It is a damaging process due to partial discharges and progresses through the stressed dielectric insulation, whose path resembles the form of a tree....

 for branching channels within electrical engineering

Electrical engineering

Electrical engineering is a field of engineering that generally deals with the study and application of electricity, electronics and electromagnetism. The field first became an identifiable occupation in the late nineteenth century after commercialization of the electric telegraph and electrical...

Treeing is a method of hunting

Hunting

Hunting is the practice of pursuing any living thing, usually wildlife, for food, recreation, or trade. In present-day use, the term refers to lawful hunting, as distinguished from poaching, which is the killing, trapping or capture of the hunted species contrary to applicable law...

 where dog

Hunting dog

A hunting dog refers to any dog who assists humans in hunting. There are several types of hunting dogs developed for various tasks. The major categories of hunting dogs include hounds, terriers, dachshunds, cur type dogs, and gun dogs...

s are used to force animals that naturally climb up into trees, where they can be shot by hunters. Particularly used with coonhunting

Coonhound

A Coonhound is a type of scent hound and a member of the hound group.Coonhounds are an American style of hunting dog developed for the quarry and working conditions found in the United States. Coondogs are highly valued.-History:...

, treeing dogs are selected for the instinct to not cease barking at an animal after it has escaped into a tree. The linguistic idiom, "Barking up the wrong tree

Barking up the wrong tree

Barking up the wrong tree is an idiomatic expression in English, which is used to suggest a mistaken emphasis in a specific context. The phrase is an allusion to the mistake made by dogs when they believe that have chased a prey up a tree, but the game may have escaped by leaping from one tree to...

" comes from this practice.

This method of hunting is also used for cougar and black bear

American black bear

The American black bear is a medium-sized bear native to North America. It is the continent's smallest and most common bear species. Black bears are omnivores, with their diets varying greatly depending on season and location. They typically live in largely forested areas, but do leave forests in...

. The dogs are trained to bay, not directly attack the quarry; however, it is not unheard of for the quarry to kill some of the dogs or for the dogs to kill the quarry. Usually the quarry will climb a tree to escape the dogs after a period of chase and harassment. Blackmouth Cur

Blackmouth Cur

The Blackmouth Cur is "a dog that is multitalented. Primarily BMCs are herding dogs able to hunt big or small game, and still be loving, gentle family dogs willing to protect the home" that has its origins in the Southern United States of America....

 use this method. Traditionally the dogs were followed on foot by hunters listening to their barks; however, some hunters now use radio direction finding equipment to follow the pack.

Treeing is also sometimes performed without the intention of killing the quarry for scientific purposes (such as radio-tagging) or recreational purposes. It is especially useful for cougars, which are notoriously stealthy and difficult to capture without the aid of dogs.

The term treeing is also being used by bankers to refer to a scenario where the same bank provides the financing to several competing Private Equity bids. Tennis players also use the term 'treeing'. It is used in this context to refer to someone who appears to be playing at a level that is beyond their ability.