A spore-forming structure produced endogenously by many protozoans of the class Myxosporea, which comprises several sporoblasts within a single envelope.
Origin
Late 19th century.
Definition of pansporoblast in US English:
pansporoblast
noun
Zoology
A spore-forming structure produced endogenously by many protozoans of the class Myxosporea, which comprises several sporoblasts within a single envelope.