Endocardium noun [ New Latin , from Greek 'e`ndon within + kardi`a heart.] (Anat.) The membrane lining the cavities of the heart.

Endocarp noun [ Endo- + Greek ... fruit: confer French endocarpe .] (Botany) The inner layer of a ripened or fructified ovary.

Endochondral adjective [ Endo- + Greek ... cartilage.] (Physiol.) Growing or developing within cartilage; -- applied esp. to developing bone.

Endochrome noun [ Endo- + Greek ... color.] (Botany) The coloring matter within the cells of plants, whether green, red, yellow, or any other color.

Endoctrine transitive verb [ Prefix en- + doctrine .] To teach; to indoctrinate. [ Obsolete] Donne.

Endocyst noun [ Endo- + Greek ... bladder, a bag.] (Zoology) The inner layer of the cells of Bryozoa.

Endoderm noun [ Endo- + Greek ... skin.] (Biol.) (a) The inner layer of the skin or integument of an animal. (b) The innermost layer of the blastoderm and the structures derived from it; the hypoblast; the entoblast. See Illust. of Ectoderm .

Endodermal, Endodermic adjective (Biol.) Of or pertaining to the endoderm.

Endodermis noun [ New Latin See Endoderm .] (Botany) A layer of cells forming a kind of cuticle inside of the proper cortical layer, or surrounding an individual fibrovascular bundle.

Endogamous adjective [ Endo- + Greek ... marriage.] Marrying within the same tribe; -- opposed to exogamous .

Endogamy noun Marriage only within the tribe; a custom restricting a man in his choice of a wife to the tribe to which he belongs; -- opposed to exogamy .

Endogen noun [ Endo- + - gen : confer French endogène .] (Botany) A plant which increases in size by internal growth and elongation at the summit, having the wood in the form of bundles or threads, irregularly distributed throughout the whole diameter, not forming annual layers, and with no distinct pith. The leaves of the endogens have, usually, parallel veins, their flowers are mostly in three, or some multiple of three, parts, and their embryos have but a single cotyledon, with the first leaves alternate. The endogens constitute one of the great primary classes of plants, and included all palms, true lilies, grasses, rushes, orchids, the banana, pineapple, etc. See Exogen .

Endogenesis noun [ Endo- + genesis .] (Biol.) Endogeny.

Endogenetic adjective (Biol.) Endogenous.

Endogenous adjective
1. (Botany) Increasing by internal growth and elongation at the summit, instead of externally, and having no distinction of pith, wood, and bark, as the rattan, the palm, the cornstalk.

2. (Biol.) Originating from within; increasing by internal growth.

Endogenous multiplication (Biol.) , a method of cell formation, seen in cells having a cell wall. The nucleus and protoplasm divide into two distinct masses; these in turn become divided and subdivided, each division becoming a new cell, until finally the original cell wall is ruptured and the new cells are liberated (see Segmentation , and Illust. of Cell Division , under Division ). This mode of growth is characteristic of many forms of cells, both animal and vegetable.

Endogenously adverb By endogenous growth.

Endogeny noun [ See Endogenesis .] (Biol.) Growth from within; multiplication of cells by endogenous division, as in the development of one or more cells in the interior of a parent cell.

Endognath noun [ Endo- + Greek gna`qos the jaw.] (Zoology) The inner or principal branch of the oral appendages of Crustacea. See Maxilla .

Endognathal adjective (Zoology) Pertaining to the endognath.

Endolymph noun [ Endo- + lymph : confer French endolymphe .] (Anat.) The watery fluid contained in the membranous labyrinth of the internal ear.

Endolymphangial adjective [ Endo- + lymphangial .] (Anat.) Within a lymphatic vessel.

Endolymphatic adjective [ Endo- + lymphatic .] (Anat.) (a) Pertaining to, or containing, endolymph; as, the endolymphatic duct. (b) Within a lymphatic vessel; endolymphangial.

Endome transitive verb To cover as with a dome.

Endometritis noun [ New Latin See Endometrium , and -itis .] (Medicine) Inflammation of the endometrium.

Endometrium noun [ New Latin , from Greek 'e`ndon within + mh`tra the womb.] (Anat.) The membrane lining the inner surface of the uterus, or womb.

Endomorph noun [ Endo- + Greek ... form.] (Min.) A crystal of one species inclosed within one of another, as one of rutile inclosed in quartz.

Endomysium noun [ New Latin , from Greek 'e`ndon within + my^s a muscle.] (Anat.) The delicate bands of connective tissue interspersed among muscular fibers.

Endoneurium noun [ New Latin , from Greek 'e`ndon within + ... a sinew, nerve.] (Anat.) The delicate bands of connective tissue among nerve fibers.

Endoparasite noun [ Endo- + parasite .] (Zoology) Any parasite which lives in the internal organs of an animal, as the tapeworms, Trichina, etc.; -- opposed to ectoparasite . See Entozoön . -- En`do*par`a*sit"ic adjective

Endophlœum (ĕn`dō*flē"ŭm) noun [ New Latin , from Greek 'e`ndon within + floio`s bark.] (Botany) The inner layer of the bark of trees.

Endophragma noun [ New Latin , from Greek 'e`ndon + fra`gma a fence.] (Zoology) A chitinous structure above the nervous cord in the thorax of certain Crustacea.

Endophragmal adjective (Zoology) Of or pertaining to the endophragma.

Endophyllous adjective [ Endo- + Greek fy`llon leaf.] (Botany) Wrapped up within a leaf or sheath.

Endoplasm noun [ Endo- + Greek ... anything formed or molded.] (Biol.) The protoplasm in the interior of a cell.

Endoplasma noun [ New Latin See Endoplasm .] (Biol.) Same as Entoplasm and Endosarc .

Endoplast noun [ Endo- + Greek ... to form.] (Biol.) See Nucleus .

Endoplastica noun plural [ New Latin , from Greek ... within + ... plastic.] (Zoology) A group of Rhizopoda having a distinct nucleus, as the amœba.

Endoplastule noun [ A dim. from endo- + Greek ... to mold.] (Biol.) See Nucleolus .

Endopleura noun [ New Latin , from Greek ... within + ... rib, side. See Pleura .] (Botany) The inner coating of a seed. See Tegmen .

Endopleurite noun [ Endo- + Greek ... a rib.] (Zoology) The portion of each apodeme developed from the interepimeral membrane in certain crustaceans.

Endopodite noun [ Endo- + Greek ..., ..., a foot.] (Zoology) The internal or principal branch of the locomotive appendages of Crustacea. See Maxilliped .

Endorhiza noun ; plural Endorhizæ . [ New Latin , from Greek ... within + ... root.] (Botany) Any monocotyledonous plant; -- so named because many monocotyledons have an endorhizal embryo.

» Endorhiza was proposed by Richard as a substitute for the term endogen , and exorhiza as a substitute for the term exogen ; but they have not been generally adopted.

Endorhizal, Endorhizous adjective (Botany) Having the radicle of the embryo sheathed by the cotyledon, through which the embryo bursts in germination, as in many monocotyledonous plants.

Endorse transitive verb [ imperfect & past participle Endorsed ; present participle & verbal noun Endorsing .] [ Formerly endosse , from French endosser to put on the back, to endorse; prefix en- (L. in ) + dos back, Latin dorsum . See Dorsal , and confer Indorse .] Same as Indorse .

» Both endorse and indorse are used by good writers; but the tendency is to the more general use of indorse and its derivatives indorsee , indorser , and indorsement .

Endorse noun (Her.) A subordinary, resembling the pale, but of one fourth its width (according to some writers, one eighth).

Endorsee noun Same as Indorsee .

Endorsement noun [ Confer French endossement .] Same as Indorsement .

Endorser noun Same as Indorser .

Endosarc noun [ Endo- + Greek ..., ..., flesh.] (Biol.) The semifluid, granular interior of certain unicellular organisms, as the inner layer of sarcode in the amœba; entoplasm; endoplasta.

Endoscope noun [ Endo- + -scope .] (Medicine) An instrument for examining the interior of the rectum, the urethra, and the bladder.