| dissociation constant of a base | Expressed by the general equation [B+][OH-]/[BOH] = Kb, where BOH is the undissociated base. (05 Mar 2000) |
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| dissociation constant of an acid | Expressed by general equation [H+][A-]/[HA] = Ka, where HA is the undissociated acid. (05 Mar 2000) |
| dissociation constant of water | Expressed by the equation [H+][OH-] = Kw = 10-14 at 25캜. (05 Mar 2000) |
| dissociation sensibility | The loss of the pain and the thermal senses with preservation of tactile sensibility or vice versa. (05 Mar 2000) |
| dissociative anaesthesia | A form of general anaesthesia, but not necessarily complete unconsciousness, characterised by catalepsy, catatonia, and amnesia, especially that produced by phenylcyclohexylamine compounds, including ketamine. (05 Mar 2000) |
| dissociative disorders | Sudden temporary alterations in the normally integrative functions of consciousness. (12 Dec 1998) |
| dissociative hysteria | An unconscious process sometimes seen in patients with multiple personalities, or in hysteria, in which a group of mental processes is separated from the rest of the thinking processes, resulting in an independent functioning of these processes and a loss of the usual relationships among them. (05 Mar 2000) |
| dissociative reaction | Reaction characterised by such dissociative behaviour as amnesia, fugues, sleepwalking, and dream states. (05 Mar 2000) |
| dissociative recombination | <radiobiology> The combination of an electron with a positive molecular ion, followed by dissociation of the molecule in which the resulting atoms/molecules carry off the excess energy released in the recombination. (09 Oct 1997) |
| dissolution | 1. The act of dissolving, sundering, or separating into component parts; separation. "Dissolutions of ancient amities." (Shak) 2. Change from a solid to a fluid state; solution by heat or moisture; liquefaction; melting. 3. Change of form by chemical agency; decomposition; resolution. "The dissolution of the compound." (South) 4. The dispersion of an assembly by terminating its sessions; the breaking up of a partnership. "Dissolution is the civil death of Parliament." (Blackstone) 5. The extinction of life in the human body; separation of the soul from the body; death. "We expected Immediate dissolution." (Milton) 6. The state of being dissolved, or of undergoing liquefaction. "A man of continual dissolution and thaw." (Shak) 7. The new product formed by dissolving a body; a solution. 8. Destruction of anything by the separation of its parts; ruin. "To make a present dissolution of the world." (Hooker) 9. Corruption of morals; dissipation; dissoluteness. Origin: OE. Dissolucioun dissoluteness, F. Dissolution, fr. L. Dissolutio, fr. Dissolvere. See Dissolve. Source: Websters Dictionary (01 Mar 1998) |
| dissolve | To change or cause to change from a solid to a dispersed form by immersion in a fluid of suitable properties. Origin: L. Dis-solvo, pp. -solutus, to loose asunder, to dissolve (05 Mar 2000) |
| dissolved oxygen | <biochemistry> The concentration of oxygen dissolved in water, expressed in mg/l or as percent saturation, where saturation is the maximum amount of oxygen that can theoretically be dissolved in water at a given altitude and temperature. (11 Jan 1998) |
| dissolvent | Having power to dissolve power to dissolve a solid body; as, the dissolvent juices of the stomach. Origin: L. Dissolvens, -entis, p. Pr. Of dissolvere. 1. That which has the power of dissolving or melting other substances, especially. By mixture with them; a menstruum; a solvent. "Melted in the crucible dissolvents." (A. Smith) "The secret treaty of December acted as an immediate dissolvent to the truce." (Mothley) 2. <medicine> A remedy supposed capable of dissolving concretions in the body, such as calculi, tubercles, etc. Source: Websters Dictionary (01 Mar 1998) |
| dissonance | In social psychology and attitude theory, an aversive state which arises when an individual is minimally aware of inconsistency or conflict within himself. See: cognitive dissonance theory. Origin: L. Dissonus, discordant, confused (05 Mar 2000) |
| disspermous | <botany> Containing only two seeds; two-seeded. Origin: Gr. = + seed, fr. To sow: cf. F. Disperme. Source: Websters Dictionary (01 Mar 1998) |
| dissecting aneurysm |
longitudinal splitting of the arterial wall resulting from hemorrhage, producing a tear in the intima and establishing communication with the lumen; it usually affects the aorta (aortic dissection) but may also affect other large arteries.
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| dissociative amnesia |
[DSM-IV], a dissociative disorder characterized by a sudden loss of memory for important personal information, usually circumscribed or selective amnesia, rarely generalized or continuous amnesia, and which is not due to the direct effects of a psychogenic substance or a general medical condition; the amnesia may follow severe psychological stress or may be an unconscious response to internal conflicts or an intolerable life situation; complete recovery of memory almost always occurs.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| dissociative identity disorder |
[DSM-IV] a dissociative disorder characterized by the existence in an individual of two or more distinct personalities, each having unique memories, characteristic behavior, and social relationships. At least two of the personalities control the patient's behavior in turns, the transition often being abrupt. The host personality usually is totally unaware of the alternate personalities, experiencing only inexplicable gaps of time and inability to recall important personal information. ...
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| disseminated choroiditis |
exudative choroiditis with numerous isolated foci of inflammation on the fundus.
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| disseminated inflammation |
one that has a number of distinct foci.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| diss | disagreeing, especially with a majority |
|---|---|
| diss | (of Catholics formerly) refusing to attend services of the Church of England |
| diss | disagreeing, especially with a majority |
| diss | an opinion that disagrees with the court's disposition of the case |
| diss | dissenting (especially dissenting with the majority opinion) |
| diss | talk or hold forth formally about a topic |
| diss | a treatise advancing a new point of view resulting from research |
| diss | an act intended to help that turns out badly |
| diss | separate into parts or portions |
| diss | disagreement |
| diss | a person who dissents from some established policy |
| diss | disagreeing, especially with a majority |