Definition

1. Verb:
   • To make less sensitive or reactive: To reduce or eliminate the normal emotional or physical response to something, often through repeated exposure or specific treatment.
   • To make insensitive: To cause someone or something to become less easily affected, disturbed, or offended by a particular stimulus.

Usage

• General Use: The verb "desensitise" is used to describe the process of diminishing sensitivity. It is often used in psychological, medical, and social contexts.
• Grammar: It is a transitive verb, requiring a direct object (e.g., desensitise someone/something to something).
• Spelling Note: The spelling "desensitize" is the standard American English form, while "desensitise" is common in British English.

Examples

• Psychological/Emotional Context:
  • Continuous exposure to violent media can desensitise viewers to real-world aggression.
  • The therapist worked to desensitise the patient to the phobia through gradual exposure.
• Medical/Physical Context:
  • The cream is used to desensitise the skin before a minor procedure.
  • The photographic plate was desensitised to prevent further exposure to light.

Advanced Usage

• "To become desensitised": This passive construction describes the state of having lost sensitivity.
  • Many healthcare workers become desensitised to the sight of blood over time.
• In Technical Contexts: Used in photography, chemistry, or materials science to describe reducing sensitivity to light, heat, or other agents.
  • The process desensitises the chemical compound, making it stable under normal light.

Variants and Related Words

• Desensitisation (Noun): The process or result of making less sensitive.
  • The desensitisation of the public to these issues is a growing concern.
• Desensitised (Adjective): Having had sensitivity reduced.
  • He had a desensitised reaction to the bad news.
• Desensitising (Adjective): Causing desensitisation.
  • The desensitising effect of the medication was noted.

Synonyms

• Deaden: To make less sensitive or lively.
• Numb: To deprive of feeling or responsiveness.
• Blunt: To make less sharp or less intense.
• Harden: To make callous or unfeeling.

Antonyms

• Sensitise: To make sensitive or more responsive.
• Sharpen: To make more acute or intense.

Related Phrases and Concepts

• Desensitisation therapy: A psychological treatment that involves gradual exposure to a feared object or context to reduce anxiety.
  • She underwent desensitisation therapy for her fear of flying.
• Emotional desensitisation: The reduction of emotional reactivity due to repeated exposure to emotional stimuli.
  • The constant news cycle can lead to emotional desensitisation.

Verb

1. make insensitive
   • His military training desensitized him
2. cause not to be sensitive
   • The war desensitized many soldiers
   • The photographic plate was desensitized