heliograph

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he·li·o·graph

 (hē′lē-ə-grăf′)
n.
1. A device for transmitting messages by reflecting sunlight.
2. A device capable of imaging the surface and outer regions of the sun.
v. he·li·o·graphed, he·li·o·graph·ing, he·li·o·graphs
v.tr.
To send (a message) by heliograph.
v.intr.
To send a heliograph.

he′li·og′ra·pher (-ŏg′rə-fər) n.
he′li·o·graph′ic adj.
he′li·og′ra·phy (-ŏg′rə-fē) n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

heliograph

(ˈhiːlɪəʊˌɡrɑːf; -ˌɡræf)
n
1. (Navigation) an instrument with mirrors and a shutter used for sending messages in Morse code by reflecting the sun's rays
2. (Astronomy) a device used to photograph the sun
heliographer n
heliographic, ˌhelioˈgraphical adj
ˌheliˈography n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

he•li•o•graph

(ˈhi li əˌgræf, -ˌgrɑf)
n.
1. a device for signaling or sending messages by means of a movable mirror that reflects beams of light, esp. sunlight, over a distance.
2. an instrument for photographing the sun, consisting of a camera and specially adapted telescope.
v.t., v.i.
3. to communicate by heliograph.
[1815–25]
he`li•og′ra•pher (-ˈɒg rə fər) n.
he`li•o•graph′ic (-ˈgræf ɪk) adj.
he`li•o•graph′i•cal•ly, adv.
he`li•og′ra•phy, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

heliograph

A system of sending signals by flashing sunlight from a mirror, used in the 1800s.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.heliograph - an apparatus for sending telegraphic messages by using a mirror to turn the sun's rays off and onheliograph - an apparatus for sending telegraphic messages by using a mirror to turn the sun's rays off and on
apparatus, setup - equipment designed to serve a specific function
Verb1.heliograph - signal by means of a mirror and the using the sun's rays
signal, signalise, signalize, sign - communicate silently and non-verbally by signals or signs; "He signed his disapproval with a dismissive hand gesture"; "The diner signaled the waiters to bring the menu"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
héliographe

heliograph

[ˈhiːlɪəʊgrɑːf] Nheliógrafo m
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

heliograph

nHeliograf m
vtheliografisch übermitteln
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
References in classic literature ?
It was a lieutenant and a couple of privates of the 8th Hus- sars, with a stand like a theodolite, which the artilleryman told me was a heliograph.
Then a piece of mica, or a little pool, or even a highly-polished leaf will flash like a heliograph. But that day was cloudless and still.
They had come there in the following manner: That morning we had been heliographed to reinforce the C.M.R., only to find that the enemy had the range to a nicety when we reached the spot.
The image Niepce captured on metal plates, also called heliographs or sun prints, are considered the first try at photographic images.
In reviewing the state of the History Department, the first priority goes to enabling students to read heliographs as part of their reading assignments routine.