One of the mysteries of the English language finally explained.
Relating to the eye or vision.
optical, seeing, ocular, eyeView synonyms
- ‘All patients were diagnosed as having anterior optic neuropathy.’
- ‘‘Good,’ he said, ‘and what are the causes of primary optic atrophy?’’
- ‘Vigilance is needed for any features of possible optic neuropathy, such as blurred vision, impaired colour perception, and reduced visual acuity’
- ‘In 1892, there was only a rudimentary understanding of the relationship between increased intraocular pressure and optic neuropathy.’
- ‘The ophthalmic artery may have a separate foramen located between the optic foramen and the superior orbital fissure.’
1A lens or other optical component in an optical instrument.
- ‘Roseann Hanson has been a professional natural history guide and a field-tester of outdoor optics for the past five years.’
- ‘This method is reasonably adequate for small optics but breaks down when the optic is exposed to beams substantially larger than the area tested.’
- ‘They presented us with a great channel to reach those who want to buy high-quality optics for their firearms.’
- ‘The shop, primarily, handles optics from Leupold and Swift Instruments.’
- ‘Not only does the lens have the power of some of the white-coloured optics you've seen at sidelines of football matches and other sporting events, the Leica-made zoom features image stabilisation to reduce blur too.’
2humorous, archaic The eye.organ of sight, eyeballView synonyms
3British trademark A device fastened to the neck of an inverted bottle for measuring out spirits.
- ‘It's a small vacuum optic that is attached to the top of a bottle after it has been opened to stop oxygen getting in and ruining wine.’
- ‘The group of fourth-year Master of Engineering degree students have designed a new optic which can dispense either single or double shots of spirits in a single, quick operation.’
- ‘Skinner once again has optics filled with various spirits mounted on the drum riser, allowing him to distribute drinks to the front row.’
Late Middle English: from French optique or medieval Latin opticus, from Greek optikos, from optos ‘seen’.
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