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Applied to a form of egg cleavage seen in osseous fishes, which occurs only in a small disk that separates from the rest of the egg.

One of the dark particles forming the doubly refracting disks of muscle fibers.

The outer layer of the blastoderm; the epiblast; the ectoderm.

Pertaining to, or composed of, ectoplasm.

bent, drawn, pressed, or twisted; springy; having the power of rebounding; as, a bow is elastic; the air is elastic; India rubber is elastic. Capable of being drawn out by force like a piece of elastic gum, and by its own elasticity returning, when the force is removed, to its former position. Paley.…

Elastic. [R.] Bentley.

In an elastic manner; by an elastic power; with a spring.

The quality of being elastic; the inherent property in bodies by which they recover their former figure or dimensions, after the removal of external pressure or altering force; springiness; tendency to rebound; as, the elasticity of caoutchouc; the elasticity of the air.

The quality of being elastic; elasticity.

A nitrogenous substance, somewhat resembling albumin, which forms the chemical basis of elastic tissue. It is very insoluble in most fluids, but is gradually dissolved when digested with either pepsin or trypsin.

Relating to, or aiding in, the formation of an embryo; as, embryoplastic cells.

See Plaster. [Obs.] Wiseman.

Fit to be applied as a plaster; glutinous; adhesive; as, emplastic applications.

The application of a plaster or salve.

Entoblast; endoplast. See Nucleus,

Relating to the endoblast; as, the endoblastic layer.

See Nucleus.

A group of Rhizopoda having a distinct nucleus, as the am

See Nucleolus.

The inner germ layer; endoderm. See Nucleolus.