heliographic

Variant of heliograph

heliograph definition

he·lio·graph (-graf′)

noun

  1. a permanent image formed on a glass plate by an early photographic process
  2. a device for sending messages or signaling by flashing the sun's rays from a mirror

Etymology: helio- + -graph

transitive verb, intransitive verb

to signal or communicate by heliograph

Related Forms:

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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