| BIOBLASTS | • bioblasts n. Plural of bioblast. • BIOBLAST n. a tiny granule of protoplasm. |
| ECTOBLAST | • ectoblast n. (Dated, biology) The outer layer of the blastoderm; the ectoderm or epiblast. • ECTOBLAST n. the outer layer of the blastoderm, also EPIBLAST. |
| ENDOBLAST | • endoblast n. Entoblast. • ENDOBLAST n. the inner cell-layer of a gastrula, also ENTOBLAST. |
| ENTOBLAST | • entoblast n. Any of the embryonic blastomeres that develop into the endoderm. • ENTOBLAST n. the inner germ layer, the endoderm, also ENDOBLAST. |
| HYPOBLAST | • hypoblast n. (Embryology) A type of tissue that forms from the inner cell mass and later is incorporated into the endoderm. • HYPOBLAST n. the inner or lower layer of the blastoderm. |
| IDIOBLAST | • idioblast n. (Botany) An isolated specialised cell found in the midst of an otherwise homogeneous group of cells in plant tissue. • IDIOBLAST n. a plant cell that differs from neighbouring cells in the same tissue. |
| MESOBLAST | • mesoblast n. (Biology) the middle, germinal layer of undifferentiated cells of an early embryo; it becomes the mesoderm. • MESOBLAST n. another name for the mesoderm, the middle germ layer of the embryo in early development. |
| MYOBLASTS | • myoblasts n. Plural of myoblast. • MYOBLAST n. a cell capable of giving rise to muscle cells. |
| NEOBLASTS | • neoblasts n. Plural of neoblast. • NEOBLAST n. a cell important in regeneration of worms. |
| OBLATIONS | • oblations n. Plural of oblation. • OBLATION n. the act of making a religious offering. |
| SLOBLANDS | • sloblands n. Plural of slobland. • SLOBLAND n. a mudflat, reclaimed alluvial land. |
| XENOBLAST | • xenoblast n. A crystal forming in a metamorphic rock that has not developed its characteristic crystalline faces… • XENOBLAST n. a type of mineral deposit. |
| ZOOBLASTS | • zooblasts n. Plural of zooblast. • ZOOBLAST n. an animal cell. |