[en-doh-skel-i-tn] /ˌɛn doʊˈskɛl ɪ tn/
the internal or framework of the body of an animal (opposed to ).
the internal skeleton of an animal, esp the bony or cartilaginous skeleton of vertebrates Compare exoskeleton
1838, from endo- + skeleton.
endoskeleton en·do·skel·e·ton (ěn’dō-skěl’ĭ-tn)
An internal supporting skeleton, derived from the mesoderm, that is characteristic of vertebrates and certain invertebrates.
en’do·skel’e·tal (-ĭ-tl) adj.
The internal supporting framework of humans and other vertebrates, usually made of bone. Certain invertebrates, such as sponges and echinoderms, also have endoskeletons. Compare exoskeleton.
[en-doz-moh-sis, -dos-] /ˌɛn dɒzˈmoʊ sɪs, -dɒs-/ noun 1. Biology. osmosis toward the inside of a cell or vessel. 2. Physical Chemistry. the flow of a substance from an area of lesser concentration to one of greater concentration (opposed to ). /ˌɛndɒsˈməʊsɪs; -dɒz-/ noun 1. (biology) osmosis in which water enters a cell or organism from […]
[en-duh-sohm] /ˈɛn dəˌsoʊm/ noun, Cell Biology. 1. a smooth sac within the cell, formed by or fused with coated vesicles that shed their clathrin, in which ligands are separated from their receptors and from which the receptors are returned to the cell surface.
endosonoscopy en·do·so·nos·co·py (ěn’dō-sə-nŏs’kə-pē) n. A sonographic study carried out by transducers inserted into the body as miniature probes in the urethra, bladder, or rectum.
[en-duh-spurm] /ˈɛn dəˌspɜrm/ noun, Botany. 1. nutritive matter in seed-plant ovules, derived from the embryo sac. /ˈɛndəʊˌspɜːm/ noun 1. the tissue within the seed of a flowering plant that surrounds and nourishes the developing embryo n. 1819, perhaps from German, from endo- + sperm. endosperm (ěn’də-spûrm’) The tissue that surrounds and provides nourishment to the […]
[en-duh-spawr, -spohr] /ˈɛn dəˌspɔr, -ˌspoʊr/ noun 1. Botany, Mycology. the inner coat of a . Compare . 2. Bacteriology. a formed within a cell of a rod-shaped organism. /ˈɛndəʊˌspɔː/ noun 1. a small asexual spore produced by some bacteria and algae 2. the innermost wall of a spore or pollen grain n. 1859, perhaps from […]