Plural of basilic; refers to basilica-related structures or the basilic veins in anatomy.
From Latin basilica, derived from Greek basilikē (stoa), meaning 'royal (portico).' The term traveled into medical anatomy for a prominent vein.
The basilic vein got its name because it was considered the 'royal' or most important vein of the arm in ancient anatomy, showing how naming in medicine reflects what people thought was most crucial.
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