nTelesemeA system of apparatus for electric signals providing for automatic transmission of a definite number of different signals or calls, as in connection with hotel annunciators.
Century Dictionary and Cyclopedia
ntelesemeA range-finder, invented by a Dutch military officer, used in the Dutch army.
ntelesemeA system of electric signaling in which provision is made for the automatic transmission of a number of different signals or calls, in use in connection with police telegraphs and hotel annunciators.
Chambers's Twentieth Century Dictionary
nTelesemetel′ē-sēm a system of electric signalling for the automatic transmission of different signals, in use in large hotels, for police alarms, &c.