English dictionary
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English noun: optical instrument | |||
| 1. | optical instrument (artifact) an instrument designed to aid vision | ||
| Broader (hypernym) | instrument | ||
| Narrower (hyponym) | binoculars, esophagoscope, eyeglasses, field glasses, glasses, jeweler's glass, oesophagoscope, opera glasses, periscope, prism spectroscope, projector, sights, specs, spectacles, spectroscope | ||
| Part holonym | lens, lens system, lense | ||
Based on WordNet 3.0 copyright © Princeton University.
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Web design: Orcapia v/Per Bang. English edition: .
2025 onlineordbog.dk