segmentation cavity vs blastocele

segmentation cavity and blastocele both are nouns.

Word	Noun	Adjective	Verb	Adverb
segmentation cavity	Yes	No	No	No
blastocele	Yes	No	No	No

As nouns, segmentation cavity and blastocele are synonyms defined as:

segmentation cavity and blastocele: the fluid-filled cavity inside a blastula

Other synonyms of segmentation cavity include blastocoel, blastocoele, cleavage cavity.

segmentation cavity (noun)	blastocele (noun)
the fluid-filled cavity inside a blastula	the fluid-filled cavity inside a blastula