n. Deficiency of the hair, may be caused by failure to grow or loss after growth.
n. Loss of hair (especially on the head) or loss of wool or feathers, which either happens naturally or is caused by disease.
the GNU version of the Collaborative International Dictionary of English
n. Loss of the hair; baldness.
The Century Dictionary and Cyclopedia
n. Baldness; loss of hair. Also written alopecy.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. loss of hair (especially on the head) or loss of wool or feathers; in humans it can result from heredity or hormonal imbalance or certain diseases or drugs and treatments (chemotherapy for cancer)
Word Usage
"The second condition is known as alopecia, a more inflammatory response."