blas·tu·la 
(blăschə-lə)
(blăschə-lə)n. pl. blas·tu·las or blas·tu·lae (-lē′)
An early embryonic form produced by cleavage of a fertilized ovum and consisting of a spherical layer of cells surrounding a fluid-filled cavity. Also called blastosphere.
[New Latin : from Greek blastos, bud + Latin -ula, feminine diminutive suff.]
blastu·lar adj.
blas′tu·lation (-lāshən) n.
- assemble
- assembler
- assembly
- assembly language
- assembly line
- assemblyman
- Assembly of God
- assemblywoman
- assemblé
- assent
- assentation
- ribosomal
- ribosomal DNA
- ribosomal RNA
- ribosome
- ribotype
- ribozyme
- rib roast
- rib-tickler
- rib-tickling
- rib-ticklingly
- rib vault
- ribwort
- Ricardo
- Ricardo Eliezer Neftali Reyes.