Definition

1. Noun:
   • A genetic condition characterized by the congenital absence or significant reduction of melanin pigment in the eyes, skin, and hair: Albinism is a hereditary disorder that results in little or no production of melanin, leading to very light coloration.

Examples of Usage

• Noun:
  • Albinism affects people of all ethnic backgrounds.
  • The lack of pigment due to albinism makes the skin and hair very sensitive to sunlight.
  • Ocular albinism primarily affects the eyes, reducing visual acuity.

Advanced Usage

• "to have albinism": to be affected by the condition.
  • The famous musician has albinism and is also a strong advocate for people with the condition.
• In a genetic context: Used when discussing inheritance patterns.
  • Albinism is usually inherited in an autosomal recessive manner.

Variants and Related Words

• Albino (noun): A person or animal with albinism. (Note: While historically common, some consider this term outdated or prefer person-first language, e.g., "person with albinism").
  • The white tiger is an albino.
• Albinistic (adjective): Relating to or affected by albinism.
  • Albinistic traits are present from birth.

Synonyms

• Hypopigmentation: A broader medical term for reduced pigment, which can include albinism.
• Achromasia: A technical term for absence of pigmentation.

Related Phrases

• Oculocutaneous albinism (OCA): The most common type, affecting the eyes, skin, and hair.
  • She was diagnosed with oculocutaneous albinism type 1.
• Ocular albinism (OA): A type primarily affecting the eyes.
  • Ocular albinism often leads to nystagmus and photophobia.

Noun

1. the congenital absence of pigmentation in the eyes and skin and hair