VividLex

Home / Thesaurus / optical telegraph

Thesaurus: optical telegraph

any telegraph that uses visual signals to convey a message, including the use of smoke signals, beacons or reflected light, which have existed since ancient times.

Full dictionary entry Search Lens associations

Related headwords

signalsdefinitionancientdefinitionbeaconsdefinitionconveydefinitionexisteddefinitionlightdefinitionmessagedefinitionreflecteddefinitionsincedefinitionsmokedefinitiontelegraphdefinitiontimesdefinitionvisualdefinitionoptical instrumentfamilyoptical isomerfamilyoptical lensfamilyoptical maserfamilyoptical opacityfamilyoptical phenomenonfamilyoptical prismfamilyoptical pyrometerfamilyoptical rectumitisfamilyoptical scannerfamilyoptical telescopefamilyopticallyfamilyopticalsfamilyopticianfamilyopticfamily

Definitions

  1. n. any telegraph that uses visual signals to convey a message, including the use of smoke signals, beacons or reflected light, which have existed since ancient times.