Sign
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A sign is an object, quality, event, or entity whose presence or occurrence indicates the probable presence or occurrence of something else. A natural sign bears a causal relation to its object—for in
An airport sign at La Guardia Airport
A natural sign in the environment indicating recent human activity
The western zodiac signs
A signboard on a beach in Durban in apartheid-era South Africa indicates a racially segregated beach.
Traffic sign
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Traffic signs or road signs are signs erected at the side of or above roads to give instructions or provide information to road users. The earliest signs were simple wooden or stone milestones. Later,
Sign
…interpreted as bodily gestures, can be regarded as signs, expressing particular meanings. The physical objects most commonly referred to as signs (notices, road signs, etc., collectively known as signage) generally inform or instruct using written text, symbols, pictures or a combination of these. The philosophical…
Fingerposts and other road signage in the English village of Sturminster Marshall, near Poole
A route confirmation sign on the Warrego Highway in Queensland, Australia, informing motorists of their distance (in kilometres) from the places listed
Road sign for roundabout leading to highways 1, 2 and 3 in Mariehamn, Åland
Sign in Australia reminding drivers to carry adequate supplies before entering remote areas