name
Greenwich
GREH-nihch
name
1
A town and borough in south-east London, England, through which the prime meridian passes.
"The Royal Observatory in Greenwich marks zero degrees longitude."
2
Refers loosely to Greenwich Mean Time or the prime meridian itself.
"The ship's clock was set to Greenwich time."
How to Use Greenwich
Learner’s notesIn plain EnglishThe London area that gives its name to the world's reference time zone and the prime meridian.
Common pairings
Greenwich Mean Time
the Greenwich meridian
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The Royal Observatory in _____ marks zero degrees longitude.
Etymology
From Old English Grēnawīċ, literally "green harbour" or "green settlement."