| NA | Avogadro constant or number; nalidixic acid; Narcotics Anonymous; network administrator; neuraminida... |
|---|---|
| NDA | National Dental Association; New Drug Application; no data available; no detectable activity; no det... |
| NIA | National Institute on Aging; nephelometric inhibition assay; niacin; no information available; Nutri... |
| SNA | specimen not available; Student Nurses Association |
| AF | abnormal frequency; acid-fast; adult female; afebrile; aflatoxin; albumin-free; albumose-free; aldeh... |
| residual error | The estimated discrepancy between the actual measured datum and the value for that value computed after a model has been fitted to the set of the data by an estimator. (05 Mar 2000) |
|---|---|
| residual inhibition | The inhibition or suppression of tinnitus by use of a sound-generating device (residual inhibitor) which masks the sounds of tinnitus and produces a residual sound-inhibiting effect when the device is turned off. (05 Mar 2000) |
| residual inhibitor | A sound-generating device, worn in the ear, which inhibits or suppresses the sounds of tinnitus by masking, with a residual inhibitory effect when the device is turned off. (05 Mar 2000) |
| residual lumen | The remnants of the pituitary diverticulum that occur between the pars distalis and pars intermedia; a distinct lumen is present in some animals, but, in humans, is present only during prenatal development and sometimes in young children. Synonym: residual lumen. (05 Mar 2000) |
| residual ovary syndrome | <syndrome> The development of a pelvic mass, pelvic pain, and occasionally dyspareunia following hysterectomy without removal of both ovaries. (05 Mar 2000) |
| residual ridge | That portion of the processus alveolaris remaining in the edentulous mouth following resorption of the section containing the alveoli. (05 Mar 2000) |
| residual schizophrenia | Blunted or inappropriate affect, social withdrawal, eccentric behaviour, or loose associations, but without prominent psychotic symptoms, as the remains of former psychotic symptoms of schizophrenia. (05 Mar 2000) |
| residual urine | Urine remaining in the bladder at the end of micturition in cases of prostatic obstruction, bladder atony, etc. (05 Mar 2000) |
| residual volume | The volume of air remaining in the lungs at the end of a maximal expiration. Common abbreviation is rv. (12 Dec 1998) |
| neoplasm, residual | Remnant of a tumour or cancer after primary, potentially curative therapy. (dr. Daniel masys, written communication) (12 Dec 1998) |
| functional residual air | The volume of air remaining in the lungs at the end of a normal, quiet expiration. It is the sum of the residual volume and the expiratory reserve volume. Common abbreviation is frc. (12 Dec 1998) |
| functional residual capacity | The volume of air remaining in the lungs at the end of a normal, quiet expiration. It is the sum of the residual volume and the expiratory reserve volume. Common abbreviation is frc. (12 Dec 1998) |
| bacteria-free stage of bacterial endocarditis | Endocarditis described prior to the antibiotic era and presumably due to spontaneous healing of the bacterial vegetations. (05 Mar 2000) |
| carbon dioxide-free water | Purified water that has been boiled vigorously for 5 minutes or more. (05 Mar 2000) |
| radical, free | In biochemistry, it is a group of atoms bonded together into an entity that is extremely reactive and shortlived. (a free radical is not a political extremist on parole.) (12 Dec 1998) |