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Of or pertaining to the Gymnoblastea.

A cell or mass of protoplasm devoid of an envelope, as a white blood corpuscle.

A cast taken in plaster of Paris, or in white lime.

One of the very minute, disk-shaped bodies found in blood with the ordinary red corpuscles and white corpuscles; a third kind of blood corpuscle, supposed by some to be an early stage in the development of the red corpuscles; -- called also blood plaque, and blood plate.

Same as Hæmatoblast.

Blood formative; -- applied to a substance in early fetal life, which breaks up gradually into blood vessels.

Same as Hæmatoplastic.

The act or process of repairing lesions made by ulcers, especially by a plastic operation.

Producing a different type of organism; developing into a different form of tissue, as cartilage which develops into bone. Haeckel.

an ovum composed entirely of germinal matter. See Meroblast.

entirely of germinal matter, the whole of the yolk undergoing fission; -- opposed to meroblastic.

One of the plastids composing the idorgan of Haeckel; -- also called homoörgan.

Of or pertaining to homoplasty; as, homoplasticorgans; homoplastic forms.

The formation of homologous tissues.

See under Blast.

Of or pertaining to hyperplasia.

The inner or lower layer of the blastoderm; -- called also endoderm, entoderm, and sometimes hypoderm. See Illust. of Blastoderm, Delamination, and Ectoderm.

Relating to, or connected with, the hypoblast; as, the hypoic sac.

The third lateral plate in the plastron of turtles; -- called also hyposternum.

A breaker or destroyer of images or idols; a determined enemy of idol worship.