Definition of protoplasm

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Protoplasm (n.) The viscid and more or less granular material of vegetable and animal cells, possessed of vital properties by which the processes of nutrition, secretion, and growth go forward; the so-called physical basis of life; the original cell substance, cytoplasm, cytoblastema, bioplasm sarcode, etc..

Lern More About Protoplasm

Leucoplastid :: Leucoplastid (n.) One of certain very minute whitish or colorless granules occurring in the protoplasm of plants and supposed to be the nuclei around which starch granules will form.
Intracellular :: Intracellular (a.) Within a cell; as, the intracellular movements seen in the pigment cells, the salivary cells, and in the protoplasm of some vegetable cells..
Entoplasm :: Entoplasm (n.) The inner granular layer of protoplasm in a developing ovum.
Stereopticon :: Stereoplasm (n.) The solid or insoluble portion of the cell protoplasm. See Hygroplasm.
Cytoblastema :: Cytoblastema (n.) See Protoplasm.
Demilune :: Demilune (n.) A crescentic mass of granular protoplasm present in the salivary glands.
Karyostenosis :: Karyostenosis (n.) Direct cell division (in which there is first a simple division of the nucleus, without any changes in its structure, followed by division of the protoplasm of the karyostenotic mode of nuclear division..
Metazoa :: Metazoa (n. pl.) Those animals in which the protoplasmic mass, constituting the egg, is converted into a multitude of cells, which are metamorphosed into the tissues of the body. A central cavity is commonly developed, and the cells around it are at first arranged in two layers, -- the ectoderm and endoderm. The group comprises nearly all animals except the Protozoa..
Plasmogen :: Plasmogen (n.) The important living portion of protoplasm, considered a chemical substance of the highest elaboration. Germ plasm and idioplasm are forms of plasmogen..
Rejuvenescence :: Rejuvenescence (n.) A method of cell formation in which the entire protoplasm of an old cell escapes by rupture of the cell wall, and then develops a new cell wall. It is seen sometimes in the formation of zoospores, etc..
Oospere :: Oospere (n.) An analogous mass of protoplasm in the ovule of a flowering plant; an embryonic vesicle.
Eleidin :: Eleidin (n.) Lifeless matter deposited in the form of minute granules within the protoplasm of living cells.
Micella :: Micella (n.) A theoretical aggregation of molecules constituting a structural particle of protoplasm, capable of increase or diminution without change in chemical nature..
Paramitome :: Paramitome (n.) The fluid portion of the protoplasm of a cell.
Germogen :: Germogen (n.) A polynuclear mass of protoplasm, not divided into separate cells, from which certain ova are developed..
Spermoplasma :: Spermoplasma (n.) The protoplasm of the sperm cell.
Protoplasmic :: Protoplasmic (a.) Of or pertaining to the first formation of living bodies.
Osteoblast :: Osteoblast (n.) One of the protoplasmic cells which occur in the osteogenetic layer of the periosteum, and from or around which the matrix of the bone is developed; an osteoplast..
Cytode :: Cytode (n.) A nonnucleated mass of protoplasm, the supposed simplest form of independent life differing from the amoeba, in which nuclei are present..
Monerula :: Monerula (n.) A germ in that stage of development in which its form is simply that of a non-nucleated mass of protoplasm. It precedes the one-celled germ. So called from its likeness to a moner.
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