annunciator

• POS: Noun
• HYPHEN: an=nun=ci=a=tor

CIDE DICTIONARY

annunciator, n. [L. annuntiator.].

•  One who announces. Specifically: An officer in the church of Constantinople, whose business it was to inform the people of the festivals to be celebrated.  [1913 Webster]
•  An indicator (as in a hotel) which designates the room where attendance is wanted.  [1913 Webster]

OXFORD DICTIONARY

annunciator, n.
1 a device giving an audible or visible indication of which of several electrical circuits has been activated, of the position of a train, etc.
2 an announcer.

Etymology

LL annuntiator (as ANNUNCIATE)