Hair Loss: Glossary
Genetic: Pertaining to genes or any of their effects. A
gene is the smallest physical piece of heredity. It determines what features we
will pass on to our children as well as which ones we have gained from our
Grafting: A variety of procedures describing the removal of
hair-bearing scalp from the back of the head to a recipient site. The most
widely used types of grafting are slit grafts, micrografting, and minigrafting
(all outdated). Grafts: Transplanted hair.
Gynecomastia: Excessive development of the male
Hair Lift: Surgical procedure used to eliminate large areas
of bald scalp by lifting and advancing the entire hair-bearing scalp in an
upward and forward direction.
Hair Cloning: Currently not available, but cloning hair may
make it possible for you to have an unlimited crop of donor hair for a hair
Hair Integration: See hair weaving.
Hair Intensification: See hair weaving.
Hair Matrix: Region where hair and the structures that
compose it (cortex, cuticle, and medulla) are made.
Hair Multiplication: Currently not available; same theory
as hair cloning. Individual hair strands will be multiplied or duplicated to
create more available donor area for transplantation.
Hair Shaft: Filament (hair) projecting from the epidermis
that provides protection and warmth.
Hair Weaving: A process by which a hairpiece (synthetic or
human hair) is attached to existing hair on scalp through braiding or another
Hamilton Scale: Method used to rate hair loss. See also
Hirsutism: Excessive growth of hair of normal or abnormal
Hormonal: Pertaining to hormones. Hormones are chemical
messengers that are usually carried by the bloodstream. They exert their
effects on specific target organs.
Hypertrichosis: Excessive growth of hair all over the
Hypothyroid: Deficiency of thyroid hormone normally made by
the thyroid gland, located at the front of the neck. Hypothyroidism can result
in hair loss.
Inflammatory: Pertaining to inflammation. Inflammation is
the process whereby the body reacts to injury or abnormal stimulants.
Infundibulum: The superior, or highest portion, of the hair
Intermediate Hairs: Hairs that are in a growth stage
between vellus (baby or immature) hair, such as on your face, and mature hair
stage of growth such as the hair on the scalp.