Blastula and Blastular

Blastula noun - Early stage of an embryo produced by cleavage of an ovum; a liquid-filled sphere whose wall is composed of a single layer of cells; during this stage (about eight days after fertilization) implantation in the wall of the uterus occurs.

Blastular and blastula are semantically related. In some cases you can replace term "Blastular" with "Blastula", this nouns are similar.

Blastular adjective - Of or relating to a blastula.

Blastula and blastular are semantically related. You can use "Blastula" instead a noun "Blastular".