- the nutritive yolk of a meroblastic ovum or egg.
Origin of parablast
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- the yolk of an egg, such as a hen's egg, that undergoes meroblastic cleavage
C19: from para- 1 + -blast
- The nutritive yolk of a meroblastic egg.