Synonyms
Antonyms
Related Words
Use the Word in Context
Related-word data is supplemented by the Datamuse API. Datamuse results are suggestions, not automatic replacements.
(historical) An instrument for telegraphically transmitting a picture and reproducing its image as a positive or negative. The transmitter includes a camera obscura and a row of minute selenium cells. The receiver includes an oscillograph, relay, equilibrator, and an induction coil whose sparks perforate a paper with tiny holes that form the image.
Related-word data is supplemented by the Datamuse API. Datamuse results are suggestions, not automatic replacements.