periblast — a thin membrane in Teleostei lying below the embryo and surrounding the yolk. An old term for the yolk syncytial layer … Dictionary of ichthyology
periblast — A specialized region of yolk surface immediately peripheral to the blastoderm in telolecithal eggs. [peri + G. blastos, germ] * * * peri·blast per ə .blast n the nucleated cytoplasmic layer surrounding the blastodisc of an egg undergoing… … Medical dictionary
periblast — peri·blast … English syllables
periblast — … Useful english dictionary
Periblastic — Periblast Per i*blast, a. [Gr. ? to grow around. See {Peri }, and { blast}.] (Biol.) The protoplasmic matter which surrounds the entoblast, or cell nucleus, and undergoes segmentation. {Per i*blas tic}, a. [1913 Webster] … The Collaborative International Dictionary of English
Periplast — Per i*plast, n. [Pref. peri + Gr. ? to mold, form.] (Biol.) Same as {Periblast}. {Per i*plas tic}, a. Huxley. [1913 Webster] … The Collaborative International Dictionary of English
Periplastic — Periplast Per i*plast, n. [Pref. peri + Gr. ? to mold, form.] (Biol.) Same as {Periblast}. {Per i*plas tic}, a. Huxley. [1913 Webster] … The Collaborative International Dictionary of English
hypoblast — noun A type of tissue that forms from the inner cell mass and later is incorporated into the endoderm See Also: embryoblast, epiblast, periblast, trophoblast … Wiktionary
periblastic — adjective see periblast … Useful english dictionary