- any of various symbiotic green algae in the cytoplasm of certain freshwater invertebrates, as stentors and hydras.
Examples from the Web for zoochlorella
Historical Examples of zoochlorella
They may be colorless, or yellow and green through the presence of Zoochlorella.
Diameter 25 to 80µ; pseudopodia twice as long as the body diameter; the plasm often contains chlorophyll bodies (Zoochlorella).
The plasm is colorless or green by the presence of Zoochlorella, or colored brown or black by pigments.
Colorless forms of medium size-in some cases they may be green by Zoochlorella.