1. (Adjective Adj.) Acrophobia is an extreme or irrational fear of heights. It belongs to a category of specific phobias, called space and motion discomfort that share both similar etiology and options for treatment. Acrophobia can be dangerous, as sufferers can experience a panic attack in a high place and become too agitated to get themselves down safely.

English: acrophobia,
Karbi: ingring, kangring