Definition

Adjective 1. Having little or inadequate color: Describes something that lacks color, is very pale, or has insufficient pigmentation. This term is often used in biological and medical contexts to describe tissues, cells, or organisms that are colorless or nearly so.

Examples of Usage

• The biologist examined the cells under the microscope, noting their complete lack of pigment.
• Certain genetic conditions can result in patches on the skin.
• The deep-sea fish had an , almost translucent appearance.

Advanced Usage

• The term is frequently used in scientific descriptions, particularly in biology, histology, and pathology, to denote an absence of normal coloration.
• It can be used figuratively in literary contexts to describe something as being dull, pale, or lacking vibrancy.
  • The author described the character's memories of the war in achromatous tones, drained of all life and color.

Variants and Related Words

• Achromous (adj.): A less common variant with the same meaning.
• Achromatic (adj.): While often used in optics to mean "transmitting light without separating it into colors" (e.g., an achromatic lens), it can also mean "without color."
• Achromasia (n.): The condition of being achromatous; absence of pigmentation.

Synonyms

• Colorless
• Unpigmented
• Pale
• Wan
• Pallid

Antonyms

• Chromatic
• Colored
• Pigmented
• Vivid
• Hued

Adjective

1. having little or inadequate color