blas·to·coel or blas·to·coele 
(blăstə-sēl′)
(blăstə-sēl′)n.
The fluid-filled, central cavity of a blastula. Also called segmentation cavity.
blas′to·coelic adj.
- discriminately
- discriminating
- discriminatingly
- discrimination
- discriminational
- discriminative
- discriminatively
- discriminator
- discriminatorily
- discriminatory
- discursive
- discursively
- discursiveness
- discus
- discuss
- discussable
- discussant
- discussible
- discussion
- disdain
- disdainful
- disdainfully
- disdainfulness
- disease
- diseased