heights
n. C / Un. high places, such as the top of a mountain or a tall building. People often use this word when talking about the fear of being far above the ground.
n. high places or elevations; the condition of being far above the ground. Often used in the plural to refer to the abstract concept of high altitude or the psychological fear associated with it.
I am afraid of heights and hate flying.
The view from the mountain heights was breathtaking, showing the entire valley stretched out below us.
While some climbers thrive on the adrenaline of scaling vertical rock faces, others find that even moderate heights trigger a physical sense of vertigo that prevents further progress.
Usually plural when referring to high places or the fear of them ('afraid of heights'). The singular form 'height' more commonly refers to a specific measurement.
I have fear of highI am afraid of heightsLearners often use the adjective 'high' as a noun instead of the plural noun 'heights' when discussing their phobia.