Ptolemaeus

[ tol-uh-mey-uhs ]
/ ˌtɒl əˈmeɪ əs /

noun

a walled plain in the third quadrant of the face of the moon: about 90 miles (144 km) in diameter.

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British Dictionary definitions for Ptolemaeus

Ptolemaeus
/ (ˌtɒlɪˈmiːəs) /

noun

a crater in the SE quadrant of the moon, about 140 kilometres (90 miles) in diameter
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012