Extrados
[ek-struh-dos, -dohs, ek-strey-dos, -dohs] /ˈɛk strəˌdɒs, -ˌdoʊs, ɛkˈstreɪ dɒs, -doʊs/
noun, plural extrados
[ek-struh-dohz, ek-strey-dohz] /ˈɛk strəˌdoʊz, ɛkˈstreɪ doʊz/ (Show IPA), extradoses. Architecture.
1.
the exterior curve or surface of an arch or vault.
/ɛkˈstreɪdɒs/
noun (pl) -dos (-dəʊz), -doses
1.
(architect) the outer curve or surface of an arch or vault Compare intrados
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[ek-strey-dost] /ɛkˈstreɪ dɒst/ adjective 1. (of an arch) having a curved intrados, the form of which is repeated by the .
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extradural hemorrhage ex·tra·dur·al hemorrhage (ěk’strə-dur’əl, dyur’əl) n. An accumulation of blood between the skull and the dura mater. Also called epidural hematoma.
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[ek-struh-em-bree-on-ik] /ˌɛk strəˌɛm briˈɒn ɪk/ adjective 1. situated outside the embryo. 2. pertaining to structures outside the embryo. extraembryonic ex·tra·em·bry·on·ic (ěk’strə-ěm’brē-ŏn’ĭk) adj. Located outside of the embryonic body.
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noun, Embryology. 1. any of the tissues, derived from the fertilized egg, that enclose or otherwise contribute to the support of the developing embryo, as the yolk sac, allantois, amnion, and chorion.