| dirigation | Development of voluntary control over functions that are ordinarily involuntary. Origin: irreg., fr. L. Dirigo, to direct, control (05 Mar 2000) |
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| dirige | A service for the dead, in the Roman Catholic Church, being the first antiphon of Matins for the dead, of which Dirige is the first word; a dirge. "Evensongs and placebo and dirige." (Wyclif) "Resort, I pray you, unto my sepulture To sing my dirige with great devotion." (Lamentation of Mary Magdalene) Origin: L. See Dirge. Source: Websters Dictionary (01 Mar 1998) |
| dirigent | <geometry> The line of motion along which a describent line or surface is carried in the genesis of any plane or solid figure; a directrix. Source: Websters Dictionary (01 Mar 1998) |
| dirigomotor | Directing muscular movement. (05 Mar 2000) |
| diriment | Absolute. Diriment impediment, an impediment that nullifies marriage. Origin: L. Dirimens, p. Pr. Of dirimere. See Dirempt. Source: Websters Dictionary (01 Mar 1998) |
| dirofilaria | A genus of filarial nematodes. Various immature species have been found to infect the eyes or subcutaneous tissue in humans. (12 Dec 1998) |
| Dirofilaria conjunctivae | Name assigned to filarial worms removed from tumours and abscesses in various sites in human cases, especially palpebral conjunctivae and other eye tissues, but also subcutaneous tissues from other sites; probably caused by a number of species of animal origin. (05 Mar 2000) |
| dirofilaria immitis | A filarial parasite primarily of dogs but occurring also in foxes, wolves, and humans. The parasite is transmitted by mosquitoes. (12 Dec 1998) |
| dirofilariasis | Infection with nematodes of the genus dirofilaria, usually in animals, especially dogs, but occasionally in man. (12 Dec 1998) |
| dirt | 1. Any foul of filthy substance, as excrement, mud, dust, etc.; whatever, adhering to anything, renders it foul or unclean; earth; as, a wagonload of dirt. "Whose waters cast up mire and dirt." (Is. Lvii. 20) 2. Meanness; sordidness. "Honors . . . Thrown away upon dirt and infamy." (Melmoth) 3. In placer mining, earth, gravel, etc, before washing. <medicine> Dirt bed Same as Chthonophagia. Dirt pie, clay or mud molded by children in imitation of pastry. To eat dirt, to submit in a meanly humble manner to insults; to eat humble pie. Origin: OE. Drit; kin to Icel. Drit excrement, drita to dung, OD. Drijten to dung, AS. Gedritan. Source: Websters Dictionary (01 Mar 1998) |
| dirt-eating | Geophagismgeophagy The practice of eating dirt or clay. Synonym: dirt-eating, earth-eating. Origin: Geo-+ G. Phago, to eat (05 Mar 2000) |