Dictionary.com
Thesaurus.com

monoblastic

American  
[mon-uh-blas-tik] / ˌmɒn əˈblæs tɪk /

adjective

  1. having a single layer, as an embryo in the blastula stage or developing from a single layer.


Etymology

Origin of monoblastic

First recorded in 1885–90; mono- + -blast + -ic