opera glasses

English Thesaurus

1. an optical instrument designed for simultaneous use by both eyes (noun.artifact)

hypernym	:	optical instrument,
definition	:	an instrument designed to aid vision (noun.artifact)

part holonym	:	eyepiece, ocular,
definition	:	combination of lenses at the viewing end of optical instruments (noun.artifact)

domain usage	:	plural, plural form,
definition	:	the form of a word that is used to denote more than one (noun.communication)