Zo"ö*spore (?), n. [Zoö- + spore.]

1. (Bot.) A spore provided with one or more slender cilia, by the vibration of which it swims in the water. Zoöspores are produced by many green, and by some olive-brown, algæ. In certain species they are divided into the larger macrozoöspores and the smaller microzoöspores. Called also sporozoid, and swarmspore.

2. (Zoöl.) See Swarmspore.

Zo"ö*spore (?), n. [Zoö- + spore.]

1. (Bot.) A spore provided with one or more slender cilia, by the vibration of which it swims in the water. Zoöspores are produced by many green, and by some olive-brown, algæ. In certain species they are divided into the larger macrozoöspores and the smaller microzoöspores. Called also sporozoid, and swarmspore.

2. (Zoöl.) See Swarmspore.

• (Bot.) A spore provided with one or more slender cilia, by the vibration of which it swims in the water. Zoöspores are produced by many green, and by some olive-brown, algæ. In certain species they are divided into the larger macrozoöspores and the smaller microzoöspores. Called also sporozoid, and swarmspore.
  
• 2. (Zoöl.) See swarmspore.
  

• Freely swimming spore or reproductive cell of a flowerless plant, as in some algae and fungi.