Definition of prime meridian in English:
A planet’s meridian adopted as the zero of longitude.
- That's the instant the sun is aligned with the degree line of longitude, or the prime meridian - also called the Greenwich Meridian.
- Zero degrees longitude, the prime meridian could be anywhere - and has been, from the designated home ports of Rome to Paris to Jerusalem to Philadelphia to St. Petersburg.
- On the earliest charts displaying a longitude scale, the prime meridian passed through the Canaries.
Definition of prime meridian in:
- US English dictionary
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.
Most popular in the US
Most popular in the UK
Most popular in Australia
Most popular in Malaysia
Most popular in Pakistan