Definition

Noun (plural): "sun-rays" refers to the rays or beams of light emitted by the sun, particularly the ultraviolet rays used in medical treatment.

Usage Examples

• (Ultraviolet rays from the sun.)
• (Ultraviolet rays used for medical purposes.)

Advanced Usage

• "sun-rays therapy": the medical use of ultraviolet rays from the sun or artificial sources to treat diseases such as rickets or psoriasis.
  • Sun-rays therapy was common in the early 20th century for tuberculosis. (Medical treatment using ultraviolet rays.)

Variants and Related Words

• Sunray (noun, singular): a single beam of sunlight.

  • A single sunray broke through the clouds. (One beam of sunlight.)

• Sun-ray (adjective): relating to or resembling the rays of the sun.

  • The sun-ray pattern on the floor was warm and inviting. (Pattern resembling sunlight.)

Synonyms

• Sunlight: the light of the sun.
• Ultraviolet rays: a specific type of sun-ray used in medicine.
• Solar radiation: the energy emitted by the sun, including visible light and ultraviolet rays.

Related Idioms

• "Soak up the sun-rays": to enjoy or absorb the sun's rays, often for relaxation or health.
  • We spent the afternoon soaking up the sun-rays on the beach. (Enjoying the sun's warmth.)

Notes on Usage

• "Sun-rays" is often used in medical contexts to refer specifically to ultraviolet rays for therapeutic purposes, as indicated in the reference definition. In everyday language, it may simply mean sunlight or sunbeams.