signal
Sign in to saveAlso known as preventive signalling, indication, notification, notice
symbolic sign or indicating device made to give notice of some occurrence, command or danger
Wikidata facts
- Subclass of
- instructional materials
- Has use
- alarm device
Show 2 more facts
- topic's main category
- Category:Signal
- different from
- signaling
Sources (2)
via Wikidata · CC0