Engelsk navneord: heliograph | |||
1. | heliograph (om genstand) an apparatus for sending telegraphic messages by using a mirror to turn the sun's rays off and on | ||
Mindre specifikke termer | apparatus, setup | ||
Engelsk udsagnsord: heliograph | |||
1. | heliograph (om kommunikation) signal by means of a mirror and the using the sun's rays | ||
Anvendelsesmønster | Somebody ----s something. Somebody ----s that CLAUSE | ||
Mindre specifikke termer | sign, signal, signalise, signalize | ||