Definition

1. Adjective:
   • (of light) transmitted from a broad light source or reflected: Describes light that is not coming from a single, focused point but is spread out, often creating soft, even illumination without harsh shadows.
   • (of light rays) subjected to scattering by reflection from a rough surface or transmission through a translucent material: Describes light that has been spread in many directions as it bounces off an uneven surface or passes through a material that scatters it.

Usage Examples

• Adjective:
  • The room was lit by the gentle, diffused light coming through the frosted glass window.
  • Photographers often use a softbox to create diffused light for portrait shots.
  • The sunlight was diffused by the thick canopy of leaves, creating a dappled pattern on the forest floor.

Advanced Usage

• Technical/Scientific Context: In physics and optics, "diffused" precisely describes the scattering of waves (like light or sound) upon interaction with a medium.
  • The signal was weak and diffused after passing through the dense fog.
• Figurative Use: While less common, it can describe something that is spread out or not concentrated in one area.
  • His influence was diffused across the entire organization rather than centralized.

Variants and Related Words

• Diffuse (verb): To spread or cause to spread over a wide area.
  • The smoke began to diffuse throughout the room.
• Diffuse (adjective): Spread out over a large area; not concentrated. (Note: This is the more general adjective form).
  • The report was verbose and its arguments were diffuse.
• Diffusion (noun): The process of spreading or being spread.
  • The diffusion of innovation is a key concept in sociology.
• Diffuser (noun): A device that spreads something, such as light or scent, evenly.
  • She attached a diffuser to her hair dryer.

Synonyms

• Scattered: Thrown in various random directions.
• Dispersed: Distributed or spread over a wide area.
• Soft: (When referring to light) Not harsh or glaring.

Antonyms

• Focused: Concentrated on a single point.
• Direct: Proceeding in a straight line without interference.
• Harsh: (When referring to light) Intense and glaring.

Related Phrases/Idioms

(Note: There are no common idioms using "diffused." The related phrases are technical.) - Diffused lighting: A lighting technique that uses reflected or filtered light to reduce glare and shadows. - Diffused reflection: Reflection from a rough surface where light is scattered in many directions.

Adjective

1. (of light) transmitted from a broad light source or reflected
2. (of light rays) subjected to scattering by reflection from a rough surface or transmission through a translucent material
   • diffused light