NOM | artifact | heliògraf | an apparatus for sending telegraphic messages by using a mirror to turn ... / turn the sun's rays off and on |
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Sentit | An apparatus for sending telegraphic messages by using a mirror to turn ... / turn the sun's rays off and on. | |
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General | aparell, dispositiu | equipment designed to serve a specific function |
Anglès | heliograph | |
Espanyol | heliógrafo |
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