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Showing results for heliograph. Search instead for Heliographs.

Definitions

heliograph

[hee-lee-uh-graf, -grahf] / ˈhi li əˌgræf, -ˌgrɑf /

NOUN

beacon

Synonyms

STRONGEST

flare lantern radar

STRONG

alarm alert balefire beam bonfire guidepost lamp lighthouse lodestar pharos rocket sign watchtower

WEAK

signal fire smoke signal warning signal

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.