prime meridian
prime
ˈpraɪm
praim
me
me
ri
ri
dian
diən
diēn
British pronunciation
/pɹˈaɪm mɛɹˈɪdiən/

Définition et signification de « prime meridian » en anglais

Prime meridian
01

méridien premier, méridien de Greenwich

an imaginary line that goes from the North Pole to the South Pole, which helps to measure how far east or west a place is on Earth
example
Exemples
Greenwich Mean Time is based on the prime meridian.
Le temps moyen de Greenwich est basé sur le méridien premier.
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