| ALE | active life expectancy; allowable limits of error; amputated lower extremity |
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| 'Greek letter alpha' | angular acceleration; first [carbon atom next to the carbon atom bearing the active group in organic... |
| beta [Greek letter beta] | an anomer of a carbohydrate; buffer capacity; carbon separated from a carboxyl by one other carbon i... |
| CE | California encephalitis; cardiac enlargement; cardioesophageal; carotid endarterectomy; catamenial e... |
| DE | deprived eye; diagnostic error; dialysis encephalopathy; digestive energy; dose equivalent; dream el... |
| dextrin limit | The polysaccharide fragments remaining at the end (limit) of exhaustive hydrolysis of amylopectin or glycogen by alpha-1,4-glucan maltohydrolase, which cannot hydrolyze the alpha-1,6 bonds at branch points; accumulates in individuals with type III glycogen storage disease. Synonym: dextrin limit. (05 Mar 2000) |
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| inborn error of metabolism | A genetic biochemical disorder of a specific enzyme that forms a metabolic block, e.g., phenylketonuria. (05 Mar 2000) |
| quantum limit | The shortest wavelength found in an X-ray spectrum. (05 Mar 2000) |
| interobserver error | The differences in interpretation by two or more individuals making observations of the same phenomenon. (05 Mar 2000) |
| intraobserver error | The differences in interpretation by an individual making observations of the same phenomenon at different times. (05 Mar 2000) |
| technical error | That component of experimental error that is due to the conduct of the experiment and in principle estimated by replicate determinations on aliquots from the same specimen. (05 Mar 2000) |
| threshold limit value | The maximum concentration of a chemical recommended by the American Conference of Government Industrial Hygienists for repeated exposure without adverse health effects on workers. (05 Mar 2000) |
| elastic limit | The greatest stress to which a material may be subjected and still be capable of returning to its original dimensions when the forces are released. (05 Mar 2000) |
| trial and error | The apparently random, haphazard, hit-or-miss exploratory activity which often precedes the acquisition of new information or adjustments; it may be overt, as in a rat running in a maze, or covert (vicarious), as when one thinks of various ways of coping with a situation. (05 Mar 2000) |
| error | 1. A wandering; a roving or irregular course. "The rest of his journey, his error by sea." (B. Jonson) 2. A wandering or deviation from the right course or standard; irregularity; mistake; inaccuracy; something made wrong or left wrong; as, an error in writing or in printing; a clerical error. 3. A departing or deviation from the truth; falsity; false notion; wrong opinion; mistake; misapprehension. "H judgment was often in error, though his candor remained unimpaired." (Bancroft) 4. A moral offense; violation of duty; a sin or transgression; iniquity; fault. 5. <mathematics> The difference between the approximate result and the true result; used particularly in the rule of double position. 6. The difference between an observed value and the true value of a quantity. The difference between the observed value of a quantity and that which is taken or computed to be the true value; sometimes called residual error. 7. A mistake in the proceedings of a court of record in matters of law or of fact. 8. A fault of a player of the side in the field which results in failure to put out a player on the other side, or gives him an unearned base. Law of error, or Law of frequency of error, an original writ, which lies after judgment in an action at law, in a court of record, to correct some alleged error in the proceedings, or in the judgment of the court. Synonym: Mistake, fault, blunder, failure, fallacy, delusion, hallucination, sin. See Blunder. Origin: OF. Error, errur, F. Erreur, L. Error, fr. Errare to err. Source: Websters Dictionary (01 Mar 1998) |
| error, alpha | The statistical error (said to be of the first kind or type I) made in testing an hypothesis when it is concluded that a treatment or intervention is effective when it really is not. Sometimes referred to as a false positive. (12 Dec 1998) |
| error, beta | The statistical error (said to be of the second kind or type II) made in testing an hypothesis when it is concluded that a treatment or intervention is not effective when it really is. Sometimes referred to as a false negative. (12 Dec 1998) |
| error of the first kind | See: Error, alpha. (12 Dec 1998) |
| error of the second kind | See: Error, beta. (12 Dec 1998) |
| error-prone repair | <molecular biology> A type of DNA repair which occurs when both nucleotides in a base pair are missing, such that it is not possible to maintain accuracy. In general, the repair proteins replace the missing nucleotides randomly. The idea is that bad DNA is better than no DNA at all. (06 Mar 1998) |