HYPERPIGMENTATION

Pronunciation (US):

(GB):

 Dictionary entry overview: What does hyperpigmentation mean? 

• HYPERPIGMENTATION (noun)
  The noun HYPERPIGMENTATION has 1 sense:

1. unusual darkening of the skin

  Familiarity information: HYPERPIGMENTATION used as a noun is very rare.

 Dictionary entry details 

• HYPERPIGMENTATION (noun)

Sense 1

Meaning:

Unusual darkening of the skin

Classified under:

Nouns denoting stable states of affairs

Hypernyms ("hyperpigmentation" is a kind of...):

physical condition; physiological condition; physiological state (the condition or state of the body or bodily functions)

Hyponyms (each of the following is a kind of "hyperpigmentation"):

burn; sunburn; suntan; tan (a browning of the skin resulting from exposure to the rays of the sun)

Antonym:

hypopigmentation (unusual lack of skin color)

 Context examples 

The signs and symptoms result from the presence of an adenocorticotropin-secreting pituitary gland adenoma, and include enlargement of the sella turcica and pressure on the adjacent structures, and skin hyperpigmentation.

(Nelson Syndrome, NCI Thesaurus)

Used as a topical treatment for skin hyperpigmentation and in various cosmetic products, it is metabolized mainly to glutathione conjugates and forms mutagenic DNA adducts in in-vitro systems.

(Hydroquinone, NCI Thesaurus)

It is characterized clinically by cutaneous and subcutaneous tumors with patches of hyperpigmentation.

(Neurofibromatosis type 1, NCI Thesaurus)

Associated clinical signs and symptoms are nail atrophy, alopecia, and hyperpigmentation.

(Gastric Cronkhite Canada Polyposis, NCI Thesaurus)

It is characterized by the presence of myxomas in the heart and skin, skin hyperpigmentation, increased endocrine activity and schwannomas.

(Carney complex, NCI Thesaurus)