SOS

Rarity: Rare

A topic known well beyond its field, found in many languages.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

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Notion

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Beliefs and thought

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What Wikipedia says

SOS is a Morse code distress signal ( ▄ ▄ ▄ ▄▄▄ ▄▄▄ ▄▄▄ ▄ ▄ ▄ ), used internationally, originally established for maritime use.

Excerpt from the Wikipedia article “SOS”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Bonzo, Public domain, via Wikimedia Commons.