\Spi"ca\, n.; pl. {Spic[ae]}. [L., an ear, as of corn.]
1. (Med.) A kind of bandage passing, by successive turns and
   crosses, from an extremity to the trunk; -- so called from
   its resemblance to a spike of a barley.
2. (Astron.) A star of the first magnitude situated in the
   constellation Virgo.