optical

/'ɔptikəl/
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Thân thiện
optical

The scientist adjusts the optical lens on the microscope.

Definition
  1. Adjective:
    • Relating to sight or vision: Pertaining to the eye or the sense of sight.
    • Relating to light or optics: Involving the properties and phenomena of light, especially as studied in the branch of physics known as optics.
Examples of Usage
  • Relating to sight or vision:
    • The optical illusion tricked my brain into seeing movement.
    • An optical examination by the doctor confirmed the health of her eyes.
  • Relating to light or optics:
    • The telescope uses high-quality optical glass for clear images.
    • Fiber optic cables are a key component in modern optical communication systems.
Advanced Usage
  • "Optical character recognition (OCR)": A technology that converts different types of documents, such as scanned paper documents or PDFs, into editable and searchable data.
    • The software uses optical character recognition to digitize printed text.
  • "Optical density": A measure of how much a material slows down or absorbs light.
    • The optical density of the filter determines how much light it blocks.
Variants and Related Words
  • Optic (adjective): Often used interchangeably with "optical," especially in terms like "optic nerve."
    • Damage to the optic nerve can cause vision loss.
  • Optics (noun): The scientific study of light and vision.
    • He is a professor specializing in geometric optics.
Synonyms
  • Visual: Relating to seeing or sight.
  • Ocular: Of or connected with the eyes or vision.
Related Phrases (Phrasal Verbs)

(Note: "Optical" is primarily an adjective and does not commonly form phrasal verbs.)

Related Idioms

(Note: "Optical" is a technical/scientific term and is not commonly used in idiomatic expressions.)

optical

The scientist adjusts the optical lens on the microscope.

Adjective
  1. of or relating to or resembling the eye
    • ocular muscles
    • an ocular organ
    • ocular diseases
    • the optic (or optical) axis of the eye
    • an ocular spot is a pigmented organ or part believed to be sensitive to light
  2. relating to or using sight
    • ocular inspection
    • an optical illusion
    • visual powers
    • visual navigation
  3. of or relating to or involving light or optics
    • optical supplies

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