depigmentation

Thân thiện

A doctor examines a patient's skin showing signs of depigmentation.

Definition

1. Noun:
   • The absence or loss of pigmentation (or less than normal pigmentation) in the skin or hair: Depigmentation refers to a condition where the natural color (pigment) is missing or reduced in areas of the skin or hair.

Usage

• Depigmentation is a medical and biological term used to describe the process or result of pigment loss. It is often associated with specific conditions, such as vitiligo or albinism, or can occur due to injury or chemical exposure.

Examples

• Noun:
  • The dermatologist diagnosed the patient with vitiligo, a condition characterized by patches of skin depigmentation.
  • Chemical exposure can sometimes lead to localized depigmentation of the hair.

Advanced Usage

• "to undergo depigmentation": to experience the process of losing pigment.
  • The skin lesion began to undergo depigmentation over several months.

Variants and Related Words

• Depigment (verb): to remove or cause the loss of pigment.
  • The laser treatment is designed to depigment the dark spots.
• Depigmented (adjective): describing something that has lost its pigment.
  • The depigmented patches were more noticeable in the summer.

Synonyms

• Hypopigmentation: A partial loss of skin color, often used in a similar but not always identical medical context.
• Achromia: The absence of color, a more clinical synonym for depigmentation.

Antonyms

• Hyperpigmentation: The darkening of an area of skin or hair caused by increased melanin.
• Pigmentation: The natural coloring of skin, hair, or other tissue.

Học thuật

Noun

1. absence or loss of pigmentation (or less than normal pigmentation) in the skin or hair