Adaptation, Ocular (also known as Adaptations, Ocular, Ocular Adaptation): The adjustment of the eye to variations in the intensity of light. Light adaptation is the adjustment of the eye when the light threshold is increased; DARK ADAPTATION when the light is greatly reduced. (From Cline et al., Dictionary of Visual S

NIH MeSH · D000221Phenomena and Processes

Adaptation, Ocular

Also known asAdaptations, Ocular · Ocular Adaptation · Ocular Adaptations · Light Adaptation · Adaptation, Light · Adaptations, Light · Light Adaptations

Definition

The adjustment of the eye to variations in the intensity of light. Light adaptation is the adjustment of the eye when the light threshold is increased; DARK ADAPTATION when the light is greatly reduced. (From Cline et al., Dictionary of Visual Science, 4th ed)

MeSH classification

  • G14.020

Need clinical context, treatments, or patient-language explanation?

Ask GoDavaii AI about Adaptation, Ocular

Related concepts

Accommodation, Ocular

The dioptric adjustment of the EYE (to attain maximal sharpness of retinal imagery for an object of regard) referring to the ability, to the…

Blinking

Brief closing of the eyelids by involuntary normal periodic closing, as a protective measure, or by voluntary action.

Common questions about Adaptation, Ocular

What does Adaptation, Ocular mean in medicine?
The adjustment of the eye to variations in the intensity of light. Light adaptation is the adjustment of the eye when the light threshold is increased; DARK ADAPTATION when the light is greatly reduced. (From Cline et al., Dictionary of Visual Science, 4th ed) This definition is taken from the National Library of Medicine's MeSH (Medical Subject Headings) 2026 release, which is the standard vocabulary used to index PubMed and most medical literature.
Is Adaptation, Ocular known by any other names?
Yes. Adaptation, Ocular is also referred to as Adaptations, Ocular, Ocular Adaptation, Ocular Adaptations, Light Adaptation in different clinical, research and patient-facing contexts. The MeSH descriptor groups all of these synonyms under a single canonical concept so research and records stay consistent.
Where does Adaptation, Ocular sit in the medical classification?
Adaptation, Ocular falls under the broader medical category "Phenomena and Processes" in the MeSH hierarchy (tree numbers: G14.020). Browsing the related concepts on this page takes you to neighbouring topics in the same branch of medicine.
Where can I get a plain-language explanation of Adaptation, Ocular?
For a plain-language explanation of Adaptation, Ocular - including symptoms, treatments and what it means for an Indian patient - ask GoDavaii's Health AI. It works in 22+ Indian languages, is free and needs no signup. Tap "Ask GoDavaii AI about Adaptation, Ocular" above.

Source: NIH MeSH 2026 (D000221) — National Library of Medicine, public domain. View official MeSH record ↗