visual defect
Học thuậtThân thiện
Definition
Noun: - An impairment of the sense of sight: A condition or disorder that negatively affects the ability to see clearly or correctly. This is a general term for any problem with vision.
Usage
The term "visual defect" is a formal or medical term used to describe a broad range of sight problems. It is often used in clinical, optometric, or general health contexts. - The doctor diagnosed a minor visual defect that could be corrected with glasses. - Early detection of a visual defect in children is crucial for their development.
Advanced Usage
- "Congenital visual defect": A sight impairment present from birth.
- The child was born with a congenital visual defect.
- "Correctable visual defect": A vision problem that can be fixed, typically with lenses or surgery.
- Most refractive errors are correctable visual defects.
Variants and Related Words
- Visual impairment (n): A more common term with a similar meaning, often used in legal and educational contexts.
- The school provides resources for students with a visual impairment.
- Vision disorder (n): A synonym frequently used in medical literature.
- Eye condition (n): A less technical, broader term that can include diseases and defects.
Synonyms
- Vision problem
- Sight impairment
- Ocular disorder
Related Phrases
- Field defect: A specific type of visual defect involving loss of part of the visual field.
- The stroke resulted in a partial field defect.
- Refractive error: A very common type of visual defect where the eye does not focus light properly (e.g., myopia, hyperopia).
- Nearsightedness is a refractive error, which is a form of visual defect.
Notes
"Visual defect" is a compound noun. As per the instruction, the primary definition and examples focus on this exact term. Related compound terms (like "field defect") are listed separately in the relevant sections above.
Noun
- impairment of the sense of sight