Source : Webster's Revised Unabridged Dictionary (1913)

Swarmspore \Swarm"spore`\, n.
   1. (Bot.) One of innumerable minute, motile, reproductive
      bodies, produced asexually by certain alg[ae] and fungi; a
      zo["o]spore.

   2. (Zo["o]l.) One of the minute flagellate germs produced by
      the sporulation of a protozoan; -- called also
      {zo["o]spore}.