English dictionary of medical terms (27)

Back to welcome

[dictionary] Go to the previous part of the dictionary

[Multilingual]No:520 - dorsal
(L. dorsalis; from dorsum back) 1. pertaining to the back or to any dorsum. 2. denoting a position more toward the back surface than some other object of reference; same as posterior in human anatomy; superior in the anatomy of quadrupeds.
[Multilingual]No:521 - dosage
the determination and regulation of the size, frequency, and number of doses.
[Multilingual]No:522 - dosage schedule
a scheme set up to determine and regulate size, frequency and number of doses.
[Multilingual]No:523 - dose
(Gr. dosis a giving) a quantity to be administered at one time, such as a specified amount of medication.
[Multilingual]No:524 - double-blind
pertaining to a clinical trial or other experiment in which neither the subject nor the person administering treatment knows which treatment any particular subject is receiving.
[Multilingual]No:525 - douching
a jet or current of water, sometimes a dissolved medicating or cleansing agent, applied to a body part, organ or cavity for medicinal or hygienic purposes.
[Multilingual]No:526 - drainage
the systematic withdrawal of fluids and discharges from a wound, sore or cavity.
[Multilingual]No:527 - duct
(L. ductus from ducere to draw or lead) a passage with well-defined walls, especially a tube for the passage of excretions or secretions; called also ductus (NA).
[Multilingual]No:528 - duodenum
(L. duodeni twelve at a time) (NA) the first or proximal portion of the small intestine, extending from the pylorus to the jejunum; so called because it is about 12 fingerbreadths in length.
[Multilingual]No:529 - dura mater
(L. 'hard mother') the outermost, toughest, and most fibrous of the three membranes (meninges) covering the brain and spinal cord; called also pachymeninx.
[Multilingual]No:530 - dysarthria
(dys- + Gr. arthroun to utter distinctly + -ia) imperfect articulation of speech due to disturbances of muscular control which result from damage to the central or peripheral nervous system.
[Multilingual]No:531 - dyscrasia
(Gr. dyskrasia bad temperament) a term formerly used to indicate an abnormal mixture of the four humours; in surviving usages it now is roughly synonymous with 'disease' or 'pathologic condition'.
[Multilingual]No:532 - dysentery
(L. dysenteria, from Gr. dys- + enteron intestine) any of various disorders marked by inflammation of the intestines, especially of the colon, and attended by pain in the abdomen, tenesmus, and frequent stools containing blood and mucus. Causes include chemical irritants, bacteria, protozoa, or parasitic worms.
[Multilingual]No:533 - dysfunction
disturbance, impairment, or abnormality of the functioning of an organ.
[Multilingual]No:534 - dysgenesis
defective development.
[Multilingual]No:535 -dysgeusia
(dys- + Gr. geusis taste) distortion of the sense of taste.
[Multilingual]No:536 - dyskinesia
(Gr. dyskinsia difficulty of moving) impairment of the power of voluntary movement, resulting in fragmentary or incomplete movements.
[Multilingual]No:537 - dysmenorrhoea
(dys- + Gr. mn month + rhein to flow) painful menstruation.
[Multilingual]No:538 - dyspareunia
(Gr. dyspareunos badly mated) difficult or painful coitus.
[Multilingual]No:539 - dyspepsia
(dys- + Gr. peptein to digest) impairment of the power of function of digestion; usually applied to epigastric discomfort following meals.

[Dictionary] Go to the next part of the dictionary