heliograph

English Thesaurus

1. an apparatus for sending telegraphic messages by using a mirror to turn the sun's rays off and on (noun.artifact)

hypernym	:	apparatus, setup,
definition	:	equipment designed to serve a specific function (noun.artifact)

2. signal by means of a mirror and the using the sun's rays (verb.communication)

hypernym	:	sign, signal, signalise, signalize,
definition	:	communicate silently and non-verbally by signals or signs (verb.communication)

3. an apparatus for sending telegraphic messages by using a mirror to turn the sun's rays off and on (noun.artifact)

derivation	:	heliograph,
definition	:	signal by means of a mirror and the using the sun's rays (verb.communication)

4. signal by means of a mirror and the using the sun's rays (verb.communication)

derivation	:	heliograph,
definition	:	an apparatus for sending telegraphic messages by using a mirror to turn the sun's rays off and on (noun.artifact)

5. an apparatus for sending telegraphic messages by using a mirror to turn the sun's rays off and on (noun.artifact)

derivation	:	heliograph,
definition	:	signal by means of a mirror and the using the sun's rays (verb.communication)

6. signal by means of a mirror and the using the sun's rays (verb.communication)

derivation	:	heliograph,
definition	:	an apparatus for sending telegraphic messages by using a mirror to turn the sun's rays off and on (noun.artifact)