Pound is abbreviated ‘lb’ after the constellation Libra

The unit pound is abbreviated ‘lb’ which comes from the constellation Libra. The word libra means ‘balance scales’ in Latin. The ancient Romans used the term libra pondo to refer to weight. Libra meant ‘weight’ and pondo meant ‘pound’. This was eventually shortened to libra which came to be abbreviated as ‘lb’.

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The interesting origin of the word ‘tripos’

Tripos is the final honours examination for a BA degree at Cambridge University. This word originates from the Latin word tripus, which means ‘tripod’. Tripus refers to the three-legged stool on which a graduate sat to deliver a satirical speech at the degree ceremony.

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