Synonyms of heliograph


1. heliograph, apparatus, setup

usage: an apparatus for sending telegraphic messages by using a mirror to turn the sun's rays off and on


1. heliograph, sign, signal, signalize, signalise

usage: signal by means of a mirror and the using the sun's rays

WordNet 3.0 Copyright © 2006 by Princeton University.
All rights reserved.

See also: heliograph (Dictionary)