What's the difference between experiment and test?

Experiment


Definition:

  • (n.) Atrial or special observation, made to confirm or disprove something doubtful; esp., one under conditions determined by the experimenter; an act or operation undertaken in order to discover some unknown principle or effect, or to test, establish, or illustrate some suggest or known truth; practical test; poof.
  • (n.) Experience.
  • (v. t.) To make experiment; to operate by test or trial; -- often with on, upon, or in, referring to the subject of an experiment; with, referring to the instrument; and by, referring to the means; as, to experiment upon electricity; he experimented in plowing with ponies, or by steam power.
  • (v. t.) To try; to know, perceive, or prove, by trial experience.

Example Sentences:

  • (1) However, this deficit was observed only when the sample-place preceded but not when it followed the interpolated visits (second experiment).
  • (2) Experience of pain is modified by intern and extern influences, and it can appear very multiformly in the chronicity.
  • (3) It was shown in experiments on four dogs by the conditioned method that the period of recovery of conditioned activity after one hour ether anaesthesia tested 7 to 7.5 days.
  • (4) The hemodynamic efficiency of the drive was tested in a number of in vivo experiments.
  • (5) The data from this experience as well as others previously reported can yield prognostic indicators of survival in cases of accidental hypothermia.
  • (6) In this paper, we show representative experiments illustrating some characteristics of the procedure which may have wide application in clinical microbiology.
  • (7) The transport of potassium ions through membranes of red blood cells was examined in in bitro experiments using a CMF of 4500 oersted.
  • (8) The analysis is based on the personal experience of the authors with 117 cases and the review of 223 cases published in the literature.
  • (9) Handing Greater Manchester’s £6bn health and social care budget over to the city’s combined authority is the most exciting experiment in local government and the health service in decades – but the risks are huge.
  • (10) We report a series of experiments designed to determine if agents and conditions that have been reported to alter sodium reabsorption, Na-K-ATPase activity or cellular structure in the rat distal nephron might also regulate the density or affinity of binding of 3H-metolazone to the putative thiazide receptor in the distal nephron.
  • (11) In animal experiments pharmacological properties of the low molecular weight heparin derivative CY 216 were determined.
  • (12) Experiments are proposed by which to test these and related hypotheses.
  • (13) This frees the student to experience the excitement and challenge of learning and the joy of helping people.
  • (14) These experiments indicated that there were significant differences between the early classical C system of mice and those of human and guinea pig.
  • (15) A modification of Mason's vertical banded gastroplasty for morbid obesity is presented, along with experience from 62 treated patients.
  • (16) The experiment was conducted on 3 groups of calves.
  • (17) In addition, control experiments with naloxone, ethanol, or cigarette smoking alone were performed.
  • (18) The concentrations of the drugs used in in vivo experiments did not affect the WBC counts in the peripheral blood of healthy mice.
  • (19) In experiments performed to determine whether PtdIns(4,5)P2 hydrolysis induced by TRH may have been caused by the elevation of [Ca2+]i, the following results were obtained: the effect of TRH to decrease the level of PtdIns(4,5)P2 was not reproduced by the calcium ionophore A23187 or by membrane depolarization with 50 mM K+; the calcium antagonist TMB-8 did not inhibit the TRH-induced decrease in PtdIns(4,5)P2; and, most importantly, inhibition by EGTA of the elevation of [Ca2+]i did not inhibit the TRH-induced decrease in PtdIns(4,5)P2.
  • (20) In our experience DSA is a safe, specific means of following postoperative grafts and diagnosing their occlusion.

Test


Definition:

  • (n.) A cupel or cupelling hearth in which precious metals are melted for trial and refinement.
  • (n.) Examination or trial by the cupel; hence, any critical examination or decisive trial; as, to put a man's assertions to a test.
  • (n.) Means of trial; as, absence is a test of love.
  • (n.) That with which anything is compared for proof of its genuineness; a touchstone; a standard.
  • (n.) Discriminative characteristic; standard of judgment; ground of admission or exclusion.
  • (n.) Judgment; distinction; discrimination.
  • (n.) A reaction employed to recognize or distinguish any particular substance or constituent of a compound, as the production of some characteristic precipitate; also, the reagent employed to produce such reaction; thus, the ordinary test for sulphuric acid is the production of a white insoluble precipitate of barium sulphate by means of some soluble barium salt.
  • (v. t.) To refine, as gold or silver, in a test, or cupel; to subject to cupellation.
  • (v. t.) To put to the proof; to prove the truth, genuineness, or quality of by experiment, or by some principle or standard; to try; as, to test the soundness of a principle; to test the validity of an argument.
  • (v. t.) To examine or try, as by the use of some reagent; as, to test a solution by litmus paper.
  • (n.) A witness.
  • (v. i.) To make a testament, or will.
  • (n.) Alt. of Testa

Example Sentences:

  • (1) Multiple stored energy levels were randomly tested and the percent successful defibrillation was plotted against the stored energy, and the raw data were fit by logistic regression.
  • (2) In January 2011, the Nobel peace prize laureate was admitted to a Johannesburg hospital for what officials initially described as tests but what turned out to be an acute respiratory infection .
  • (3) It was tested for recovery and separation from other selenium moieties present in urine using both in vivo-labeled rat urine and human urine spiked with unlabeled TMSe.
  • (4) These results indicated that the PG determination was the most accurate predictor of fetal lung well-being prior to birth among the clinical tests so far reported.
  • (5) Clinical surveillance, repeated laboratory tests, conventional radiology, and especially ultrasonography and CT scan all contributed to the preoperative diagnosis.
  • (6) The hypothesis that proteins are critical targets in free radical mediated cytolysis was tested using U937 mononuclear phagocytes as targets and iron together with hydrogen peroxide to generate radicals.
  • (7) LHRH therapy leads to higher plasma LH levels and a lower FSH in response to an intravenous LHRH test.
  • (8) Of the patients 73% demonstrated clinically normal sensibility test results within 23 days after operation.
  • (9) Neuropsychological testing is a relatively new field in the area of clinical neuroscience.
  • (10) Thirteen patients with bipolar affective illness who had received lithium therapy for 1-5 years were tested retrospectively for evidence of cortical dysfunction.
  • (11) Our data suggest that a rational use of surveillance cultures and serological tests may aid in an earlier diagnosis of FI in BMT patients.
  • (12) The HBV infection was tested by the reversed passive hemagglutination method for the HBsAg and by the passive hemagglutination method for the anti-HBs at the time of recruitment in 1984.
  • (13) The testing of other models and their failure to describe the kinetic observations are discussed.
  • (14) It was shown in experiments on four dogs by the conditioned method that the period of recovery of conditioned activity after one hour ether anaesthesia tested 7 to 7.5 days.
  • (15) Recently, the validity of the American Thoracic Society (ATS) standards for selection of spirometric test results has been questioned based on the finding of inverse dependence of FEV1 on effort.
  • (16) The hemodynamic efficiency of the drive was tested in a number of in vivo experiments.
  • (17) Serum samples from 23 families, including a total of 48 affected children, were tested for a set of "classical markers."
  • (18) Tests showed the cells survive and function normally in animals and reverse movement problems caused by Parkinson's in monkeys.
  • (19) The promoters of the adenovirus 2 major late gene, the mouse beta-globin gene, the mouse immunoglobulin VH gene and the LTR of the human T-lymphotropic retrovirus type I were tested for their transcription activities in cell-free extracts of four cell lines; HeLa, CESS (Epstein-Barr virus-transformed human B cell line), MT-1 (HTLV-I-infected human T cell line without viral protein synthesis), and MT-2 (HTLV-I-infected human T cell line producing viral proteins).
  • (20) Immunocompetence was also evident when the cells from thymectomized donors were first incubated with thymus extract for 1 hr and subsequently tested for reactivity.