Found in the following dictionaries
Enable (Words with friends)
SOWPODS (Collins Scrabble Words)
OTCWL2014 (NASPA Word List 2014)
TWL06 (NASPA List 2006)
SOWPODS (Collins Scrabble Words)
OTCWL2014 (NASPA Word List 2014)
TWL06 (NASPA List 2006)
"Semidiameter" Definition
noun
The apparent radius of a celestial body when viewed as a disk from Earth.
Source: American Heritage Dictionary
The apparent radius of a generally spherical celestial body.
Source: Merriam-Webster
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