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radiant heat
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radial symmetry
ra·di·al sym·me·try
noun
Definition:
symmetry of circular objects:
symmetry in which something can be divided into two identical halves by a line or plane passing through a central point or axis at any angle
ra·di·al·ly sym·met·ri·cal
adjective
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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