What's the difference between definition and introduction?

Definition


Definition:

  • (n.) The act of defining; determination of the limits; as, a telescope accurate in definition.
  • (n.) Act of ascertaining and explaining the signification; a description of a thing by its properties; an explanation of the meaning of a word or term; as, the definition of "circle;" the definition of "wit;" an exact definition; a loose definition.
  • (n.) Description; sort.
  • (n.) An exact enunciation of the constituents which make up the logical essence.
  • (n.) Distinctness or clearness, as of an image formed by an optical instrument; precision in detail.

Example Sentences:

  • (1) Consensual but rationally weak criteria devised to extract inferences of causality from such results confirm the generic inadequacy of epidemiology in this area, and are unable to provide definitive scientific support to the perceived mandate for public health action.
  • (2) A definite relationship between intelligence level and the type of muscle disease was found.
  • (3) Definitive neurological deficits occurred in 0.09%, transient deficits were observed in 0.45%.
  • (4) Photograph: Guardian The research also compiled data covered by a wider definition of tax haven, including onshore jurisdictions such as the US state of Delaware – accused by the Cayman islands of playing "faster and looser" even than offshore jurisdictions – and the Republic of Ireland, which has come under sustained pressure from other EU states to reform its own low-tax, light-tough, regulatory environment.
  • (5) This observation not only provides definitive evidence for the photogeneration of O2-, but also indicates that only a fraction of this species is transformed into H2O2 in the absence of SOD.
  • (6) Definite tumor regression, improvement of some clinical symptoms, and continuous remission over 6 mo or more were observed in six, nine, and three patients, respectively.
  • (7) These findings lead to a definite diagnosis of chronic hypervitaminosis A.
  • (8) Currently there are no IOC approved definitive tests for these hormones but highly specific immunoassays combined with suitable purification techniques may be sufficient to warrant IOC approval.
  • (9) In the process, the DfE's definition of extremism has shifted from actual bomb-throwers to religious conservatives.
  • (10) This new way of thinking is reflected in the 1992 AAMR definition of what mental retardation is (Luckasson et al., 1992).
  • (11) Cholecystectomy provided successful treatment in three of the four patients but the fourth was too ill to undergo an operation; in general, definitive treatment is cholecystectomy, together with excision of the fistulous tract if this takes a direct path through the abdominal wall from the gallbladder, or curettage if the course is devious.
  • (12) Problem definition, the first step in policy development, includes identifying the issues, discussing and framing the issues, analyzing data and resources, and deciding on a problem definition.
  • (13) The value of benefit-risk, benefit-cost, and cost-effectiveness analyses lies not in providing the definitive basis for a decision on vaccine use or evaluation.
  • (14) In addition, a new dosage concepts has been introduced on the basis of the effective dose on the lines of the recommendations by the IRCP; as a result, the definitions of radiation protection areas and of dosage limit values had to be revised and reworded.
  • (15) The instrument is a definite aid to the surgeon, and does not penalize the time required for surgery.
  • (16) Bone age has been analyzed mixed-longitudinally in a subsample of 370 patients (660 observations) and showed a slight retardation at all ages between 6 and 13 yr. Development of pubic hair of 91 subjects analyzed cross-sectionally was definitely retarded when compared to adequate reference data.
  • (17) The patient was a forty-five-year-old female who had been troubled by obstinate Raynaud's phenomenon for ten years before the definite diagnosis of pulmonary hypertension was made.
  • (18) However, there is no definitive report showing that FGF exists in the thyroid.
  • (19) Four of 18 patients showed no change over the twenty-four hours while 7 patients showed some variation without definite diurnal pattern.
  • (20) No histological changes in the intestines were observed in the fasted poults whereas definite lesions were observed in the BCDCV-inoculated poults.

Introduction


Definition:

  • (n.) The act of introducing, or bringing to notice.
  • (n.) The act of formally making persons known to each other; a presentation or making known of one person to another by name; as, the introduction of one stranger to another.
  • (n.) That part of a book or discourse which introduces or leads the way to the main subject, or part; preliminary; matter; preface; proem; exordium.
  • (n.) A formal and elaborate preliminary treatise; specifically, a treatise introductory to other treatises, or to a course of study; a guide; as, an introduction to English literature.

Example Sentences:

  • (1) The rise of malaria despite of control measures involves several factors: the house spraying is no more accepted by a large percentage of house holders and the alternative larviciding has only a limited efficacy; the houses of American Indians have no walls to be sprayed; there is a continuous introduction of parasites by migrants.
  • (2) The introduction of intravenous, high-dose thrombolytic therapy during a brief period has markedly reduced mortality of patients with acute myocardial infarction.
  • (3) This promotion of repetitive activity by the introduction of additional potassium channels occurred up to an "optimal" value beyond which a further increase in paranodal potassium permeability narrowed the range of currents with a repetitive response.
  • (4) After a review of the technical development and application of staplers from their introduction to the present day, the indications to the use of this instrument in all gastroenterological areas from the oesophagus to the rectum as well as in chest, gynaecological and urological surgery specified.
  • (5) Benzyloxycarbonylarginine p-nitrophenyl ester and other activated esters of N-a-sustituted arginine salts may be useful reagents for introduction of trypsin-labile protecting groups into peptide fragments for purpose of polypeptide semi-synthesis.
  • (6) Thus, introduction of arginine in position 5 with a hydrophobic amino acid in position 6 is compatible with high potency in several biological systems and results in compounds with lowered potency to release histamine compared to homologous peptides with tyrosine in position 5 and D-arginine in position 6.
  • (7) The patient, a 12 year-old boy, showed a soft white yellowish mycotic excrescence with clear borders which had followed the introduction of a small piece of straw into the cornea.
  • (8) These included: 1) association of infectious processes with other laboratory results; 2) a feeling of integration with the patient and health care team; and 3) the introduction of medical terminology.
  • (9) The effect of this curriculum is measured by statistical analysis of resident-generated aesthetic surgery cases in one year following the introduction of this curriculum into the teaching program.
  • (10) An experience in working out and introduction of a system of failure-free performance work as one of the most important steps in creating a complex system for the production quality control at the Leningrad combine "Krasnogvardeets" is described.
  • (11) In contrast, introduction of p21(Val-12) resulted in a prolonged delay (6 hours) of the effect which lasted for more than 24 hours.
  • (12) The purpose of this study was to determine whether there was a temporal association between the introduction of a Fetal Diagnostic and Treatment Center and changes in fetal mortality.
  • (13) Transtracheal oxygen (TTO) delivery for patients with chronic hypoxemia has been used increasingly since its introduction in 1982.
  • (14) A method for the introduction of side chains containing isonitrile (isocyanide, functional group) on the backbone of polysaccharides and other hydroxylic polymers was developed.
  • (15) Since its introduction by Wide, Bennich, and Johansson in 1967, the radioallergosorbent test (RAST) has been increasingly used for measurement of specific IgE antibodies.
  • (16) Presumable this medium was modified repeatedly after its introduction in bacteriology in 1918 by Gassner.
  • (17) Conjugates of the synthetic peptide with phycoerythrin (Mr about 150 kD) and with secretory IgA (Mr about 380 kD) were both found in the nucleus very shortly after their introduction into the cytoplasm.
  • (18) While mindful of the potential difficulties which attend its introduction into the treatment situation there is an attempt to balance this position through a consideration of the appropriate conditions and modes of operation under which a humor-enriched approach may be efficacious.
  • (19) An arrest of a depressive syndrome in manic-depressive psychosis in old age can be attained by an introduction of 150-200 mg of azafen daily.
  • (20) The introduction of non-sedating H1-selective antihistamine drugs and local corticosteroids has been an important therapeutic advance.