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hemispheroid

[hem-i-sfeer-oid]
noun
  1. half of a spheroid.
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Origin of hemispheroid

First recorded in 1720–30; hemi- + spheroid
Related formshem·i·spher·oi·dal, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for hemispheroid

hemispheroid

noun
  1. half of a spheroid
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Derived Formshemispheroidal, adjective
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