Showing results for warning signal.

warning signal

NOUN

alarum

Synonyms

STRONG

alert bell signal siren warning

WEAK

call to arms

NOUN

beacon

Synonyms

STRONGEST

flare lantern radar

STRONG

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

WEAK

signal fire smoke signal

NOUN

distress signal

Synonyms

WEAK

Mayday SOS alarm burglar alarm call for help danger signal fire alarm flare notice to mariners signal of distress

NOUN

high sign

Synonyms

WEAK

alert signal the nod the wink

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

So how should investors play the current warning signal?

From MarketWatch • May 7, 2026

Falling asset prices can be an early warning signal that investors should heed, especially when declines are persistent.

From Barron's • Mar. 13, 2026

"Queen pupae, which have stronger immune defenses than worker pupae and can limit the infection on their own, were not observed to emit this warning signal to the colony," she explains.

From Science Daily • Dec. 3, 2025

Trinity House, which manages more than 60 lighthouses across the UK, said there was an issue with the "audible hazard warning signal" on Longships.

From BBC • Feb. 28, 2025

He broke off as Pima flashed a warning signal.

From "Ship Breaker" by Paolo Bacigalupi

warning signal

Example Sentences

Related Words