| dilation and evacuation | Dilation of the cervix and removal of the products of conception. Acronym: D&E (05 Mar 2000) |
|---|---|
| dilation thrombosis | Thrombosis due to slowed circulation consequent upon dilation of a vein. (05 Mar 2000) |
| dilatometer | <physiology> An instrument for measuring the dilatation or expansion of a substance, especially of a fluid. Origin: Dilate. Source: Websters Dictionary (01 Mar 1998) |
| dilator | 1. One who, or that which, widens or expands. 2. <anatomy> A muscle that dilates any part. 3. <medicine> An instrument for expanding a part; as, a urethral dilator. See: Dilate. Source: Websters Dictionary (01 Mar 1998) |
| dilator iridis | <anatomy> The radial muscular fibres extending from the sphincter pupillae to the ciliary margin; some anatomists regard them as elastic, not muscular, in humans. Synonym: musculus dilator pupillae, dilator iridis, dilator of pupil, musculus dilator iridis. (05 Mar 2000) |
| dilator muscle | <anatomy> A muscle which opens an orifice or dilates the lumen of an organ; it is the dilating or opening component of a pylorus (the other component is the sphincter muscle). Synonym: musculus dilatator, musculus dilator. (05 Mar 2000) |
| dilator muscle of ileocaecal sphincter | The longitudinal muscular fibres that open the ileal orifice at the level of the caecocolic junction. Synonym: musculus dilator pylori ilealis. (05 Mar 2000) |
| dilator muscle of pylorus | The longitudinal muscular fibres that open the gastroduodenal junction. Synonym: musculus dilator pylori gastroduodenalis. (05 Mar 2000) |
| dilator of pupil | <anatomy> The radial muscular fibres extending from the sphincter pupillae to the ciliary margin; some anatomists regard them as elastic, not muscular, in humans. Synonym: musculus dilator pupillae, dilator iridis, dilator of pupil, musculus dilator iridis. (05 Mar 2000) |
| dilator pupillae muscle | <anatomy> The radial muscular fibres extending from the sphincter pupillae to the ciliary margin; some anatomists regard them as elastic, not muscular, in humans. Synonym: musculus dilator pupillae, dilator iridis, dilator of pupil, musculus dilator iridis. (05 Mar 2000) |
| dilator tubae | <anatomy> Tensor muscle of soft palate, musculus tensor palati; musculus palatosalpingeus; musculus sphenosalpingostaphylinus; dilator tubae; origin, scaphoid fossa of sphenoid, cartilaginous and membranous part of auditory (eustachian) tube and spine of sphenoid; insertion, posterior border of hard palate and aponeurosis of soft palate; action, tenses the soft palate; contributes to opening of auditory tube; nerve supply, branches of trigeminal nerve through the otic ganglion. Synonym: musculus tensor veli palatini, dilator tubae, musculus palatosalpingeus, musculus sphenosalpingostaphylinus, musculus tensor palati, palatosalpingeus, tensor muscle of soft palate. (05 Mar 2000) |
| dilazep | <chemical> 3,3'-(perhydro-1,4-diazepin-1,4-diyl)-bis(propyl-3,4,5-trimethoxybenzoate). Coronary vasodilator with some antiarrhythmic activity. Pharmacological action: vasodilator agents. Chemical name: Benzoic acid, 3,4,5-trimethoxy-, (tetrahydro-1H-1,4-diazepine-1,4(5H)-diyl)di-3,1-propanediyl ester (12 Dec 1998) |
| dildo | <botany> A columnar cactaceous plant of the West Indies (Cereus Swartzii). Source: Websters Dictionary (01 Mar 1998) |
| dill | <botany> An herb (Peucedanum graveolens), the seeds of which are moderately warming, pungent, and aromatic, and were formerly used as a soothing medicine for children. Synonym: dill-seed. Origin: AS dile; akin to D. Dille, OHG. Tilli, G. Dill, dille, Sw. Dill, Dan. Dild. Source: Websters Dictionary (01 Mar 1998) |
| dill oil | A volatile oil distilled from the fruit of Anethum graveolens (family Umbelliferae); a carminative. (05 Mar 2000) |