Definition

1. Verb:
   • To make an organism or substance sensitive to the influence of radiant energy, especially light. This process involves treating a material so that it reacts or undergoes a change when exposed to light.

Usage

• The verb "photosensitise" is used in scientific and medical contexts. It describes the action of inducing photosensitivity.
• It is a transitive verb, requiring a direct object (the organism or substance being made sensitive).

Examples

• Verb:
  • The researchers aimed to photosensitise the cancer cells to make them vulnerable to laser treatment.
  • This chemical is used to photosensitise the film emulsion for better image capture.
  • The new drug can photosensitise the skin, so patients must avoid direct sunlight.

Advanced Usage

• "to photosensitise something to a specific wavelength": To make something sensitive to a particular type of light.
  • The goal is to photosensitise the bacteria specifically to ultraviolet light.

Variants and Related Words

• Photosensitize (verb): The preferred spelling in American English.
• Photosensitisation (noun): The process or result of making something photosensitive.
  • The photosensitisation of the material was successful.
• Photosensitive (adjective): Describing something that is sensitive to light.
  • Photosensitive paper is used in some printers.

Synonyms

• Sensitise to light: To make reactive to light.
• Render photosensitive: A more formal way to express the same action.

Related Phrases

• Induce photosensitivity: A phrase often used in medical contexts with a similar meaning to "photosensitise".
  • The medication can induce photosensitivity as a side effect.

Verb

1. make (an organism or substance) sensitive to the influence of radiant energy and especially light