alopecia

As a verb balding

is present participle of lang=en.

As an adjective balding

is becoming bald, especially having male pattern baldness.

As a noun alopecia is

baldness.

In pathology terms the difference between aphasia and alopecia

is that aphasia is a partial or total loss of language skills due to brain damage. Usually, damage to the left perisylvian region, including Broca's area and Wernike's area, causes aphasia while alopecia is deficiency of the hair, which may be caused by failure to grow or loss after growth.

As nouns the difference between apteria and alopecia

is that apteria is while alopecia is baldness.

As nouns the difference between taxonomy and alopecia

is that taxonomy is the science or the technique used to make a classification while alopecia is baldness.