Century Dictionary and Cyclopedia
- n. A dial-telegraph.
- n. A form of annunciator in which several messages, numbers of rooms, office-departments, etc., are inscribed on a board, and a needle or pointer is caused to point to any one of these indications, at the option of the person sending the message.
Sorry, no example sentences found.
‘needle-annunciator’ hasn't been added to any lists yet.
Looking for tweets for needle-annunciator.