/grin"ij, -ich, gren"-/ for 1, 3; /gren"ich, grin"-, green"wich/ for 2 , n.
1. a borough in SE London, England: located on the prime meridian from which geographic longitude is measured; formerly the site of the Royal Greenwich Observatory. 209,800.
2. a town in SW Connecticut. 59,578.
3. Informal. See Greenwich Time .