Definition

1. Noun:
   • The mental state of being preoccupied by something: A state where one's attention is fully occupied by a single thought or activity.
   • Complete attention; intense mental effort: The act of concentrating all of one's mental faculties on a specific task or subject.
   • The process of absorbing nutrients into the body after digestion: The biological process by which digested food molecules pass from the digestive tract into the bloodstream or cells.
   • The social process of absorbing one cultural group into harmony with another: The process by which a minority group or culture adopts the characteristics of a dominant group, often leading to a loss of distinct identity.
   • (Physics) The process in which incident radiated energy is retained without reflection or transmission on passing through a medium: The taking up of energy (e.g., light, sound) by a material, preventing its passage or reflection.
   • (Chemistry) A process in which one substance permeates another; a fluid permeates or is dissolved by a liquid or solid: The process by which one substance is taken into the physical structure of another.

Usage Examples

• Mental State/Attention:
  • His absorption in the book was so deep that he didn't hear the doorbell.
  • The task requires total absorption to get the details right.
• Biology:
  • Nutrient absorption occurs primarily in the small intestine.
• Sociology:
  • The policy led to the cultural absorption of the immigrant community.
• Physics:
  • The dark fabric has a high absorption of light, making it look black.
• Chemistry:
  • The absorption of carbon dioxide by the ocean is a major environmental concern.

Advanced Usage

• "Selective absorption": The property of a material to absorb certain wavelengths of radiation while transmitting others.
  • The green color of leaves is due to the selective absorption of light by chlorophyll.
• "To the absorption of": Used to indicate something is directed towards or results in being absorbed.
  • His work contributed to the absorption of new ideas into the mainstream.

Variants and Related Words

• Absorb (verb): To take in or soak up.
  • Plants absorb sunlight.
• Absorbent (adjective/noun): Having the ability to absorb; a substance that absorbs.
  • Use an absorbent cloth to clean the spill.
• Absorptive (adjective): Relating to or having the capacity for absorption.
  • The absorptive properties of the material were tested.

Synonyms

• Engrossment: Preoccupation with a subject.
• Assimilation: The process of absorbing and integrating (used in social and biological contexts).
• Incorporation: The action of taking something in as part of a whole.
• Immersion: Deep mental involvement.

Related Phrases

• "Capacity for absorption": The maximum amount a substance can absorb.
  • The sponge's capacity for absorption is remarkable.
• "Rate of absorption": The speed at which absorption occurs.
  • The rate of absorption of the medication varies from person to person.

Related Idioms

• "Lost in absorption": Completely preoccupied.
  • She was lost in absorption, working on the final chapter of her novel.

Noun

1. the mental state of being preoccupied by something
2. complete attention; intense mental effort
3. the process of absorbing nutrients into the body after digestion
4. the social process of absorbing one cultural group into harmony with another
5. (physics) the process in which incident radiated energy is retained without reflection or transmission on passing through a medium
   • the absorption of photons by atoms or molecules
6. (chemistry) a process in which one substance permeates another; a fluid permeates or is dissolved by a liquid or solid