(or opera glass)
Small binoculars for use at the opera or theater.
- People brought binoculars and opera glasses to get a better look.
- Petzval also perfected the telescope and designed the opera glasses.
- Galileo's telescope was similar to a pair of opera glasses in that it used an arrangement of glass lenses to magnify objects.
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Syllabification: op·er·a glass·es
Definition of opera glasses in:
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