| iridoparalysis | Paralysis of the musculus sphincter iridis. Synonym: iridoparalysis. Origin: irido-+ G. Plege, stroke (05 Mar 2000) |
|---|---|
| iridopathy | Pathologic lesions in the iris. (05 Mar 2000) |
| iridoplegia | Paralysis of the musculus sphincter iridis. Synonym: iridoparalysis. Origin: irido-+ G. Plege, stroke (05 Mar 2000) |
| iridoptosis | Prolapse of the iris. Origin: irido-+ G. Ptosis, a falling (05 Mar 2000) |
| iridopupillary lamina | Embryonic precursor of the anterior stroma of the iris which forms the inner (posterior or deep) wall of the primary anterior chamber of the eye. Its central portion becomes attenuated as the pupillary membrane (membrane pupillaris ). (05 Mar 2000) |
| iridorrhexis | Deliberate, surgical tearing of the iris from the scleral spur in order to increase the breadth of a coloboma. Origin: irido-+ G. Rhexis, rupture (05 Mar 2000) |
| iridoschisis | Separation of the anterior layer of the iris from the posterior layer; ruptured anterior fibres float in the aqueous humor. Origin: irido-+ G. Schisma, cleft (05 Mar 2000) |
| iridosclerotomy | An incision involving both sclera and iris. Origin: irido-+ sclera, + G. Tome, incision (05 Mar 2000) |
| iridosmium | <chemical> The native compound of iridium and osmium. It is found in flattened metallic grains of extreme hardness, and is often used for pointing gold pens. Origin: Iridium + osmium. Source: Websters Dictionary (01 Mar 1998) |
| iridotomy | <procedure, surgery> The use of laser light to punch a hole in the iris to relieve intraocular pressure within the eye (for example glaucoma). This surgery is painless and requires no anaesthesia. (27 Sep 1997) |
| iridoviridae | A family of large icosahedral DNA viruses infecting insects and poikilothermic vertebrates. Genera include iridovirus, ranavirus, chloriridovirus, lymphocystivirus, and goldfish virus 1-like viruses. (12 Dec 1998) |
| iridovirus | A genus of iridoviridae comprising small iridescent insect viruses. The infected larvae and purified virus pellets exhibit a blue to purple iridescence. (12 Dec 1998) |
| iridoviruses | <organism, virology> A group of nonoccluded viruses of insects, the crystalline array of virus particles in the cytoplasm of epidermal cells gives infected insects an irridescent appearance. (18 Nov 1997) |
| irigenin | A trihydroxy trimethoxy isoflavone component of iridin. (05 Mar 2000) |
| iris | Origin: L. Iris, iridis, the goddess, Gr, the rainbow, iris of the eye, the plant Iris. Cf. Orris. 1. The goddess of the rainbow, and swift-footed messenger of the gods. 2. The rainbow. 3. An appearance resembling the rainbow; a prismatic play of colours. 4. <anatomy> The contractile membrane perforated by the pupil, and forming the coloured portion of the eye. See Eye. 5. <botany> A genus of plants having showy flowers and bulbous or tuberous roots, of which the flower-de-luce (fleur-de-lis), orris, and other species of flag are examples. Source: Websters Dictionary (01 Mar 1998) |