cytula

From Ancient Greek κύτος (kútos, “hollow vessel”).

cytula (plural cytulas)

1. (biology) The fertilized egg cell or parent cell, whose development produces the child or other organism.
   • 1874, Ernst Haeckel, The Evolution of Man:

     It is only after fertilization is accomplished that a new cell-kernel arises in this cytod, which thus becomes the parent-cell (Cytula )

• “cytula”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.