optocoupler

== English == === Etymology === From opto- +‎ coupler. === Pronunciation === (General American) IPA(key): /ˈɑptoʊˌkʌplɚ/ (Received Pronunciation) IPA(key): /ˈɒptəʊˌkʌplə/ === Noun === optocoupler (plural optocouplers) An optoisolator.