warning signal
Synonyms for warning signal
- flare
- lantern
- radar
- alarm
- alert
- balefire
- beam
- bonfire
- guidepost
- heliograph
- lamp
- lighthouse
- lodestar
- pharos
- rocket
- sign
- watchtower
- signal fire
- smoke signal
MOST RELEVANT
beacon
noun. light used as signal, guide
distress signal
noun. internationally recognized signal requesting help
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the
Philip Lief Group.