What's the difference between spent and used?

Spent


Definition:

  • (imp. & p. p.) of Spend
  • (a.) Exhausted; worn out; having lost energy or motive force.
  • (a.) Exhausted of spawn or sperm; -- said especially of fishes.

Example Sentences:

  • (1) The idea that 80% of an engineer's time is spent on the day job and 20% pursuing a personal project is a mathematician's solution to innovation, Brin says.
  • (2) Finally, the automatized measurement system cuts the time spent by a factor of more than five.
  • (3) But the amount of time spent above SPA has differed substantially between men and women due to women both living longer, and reaching state pension age earlier.
  • (4) I believe that truth sets man free.” It was a curious stance for someone who spent many years undercover as a counter-espionage informant, a government propagandist, and unofficial asset of the Central Intelligence Agency.
  • (5) These animals spent a much greater portion of their SWS in the lighter SWS I, as compared to the control group which showed a predominance of the deeper SWS II.
  • (6) The solution to these problems would seem either to reduce the time spent in rectangular wires or to change to a bracket with reduced torque, together with appropriate second order compensations in the archwire or the bracket.
  • (7) Autonomy, sense of accomplishment and time spent in patient care ranked as the top three factors contributing to job satisfaction.
  • (8) She then spent five years as director of mission and pastoral studies at Cranmer Hall.
  • (9) The bond strength of the resins did not change with the time spent immersed in water up to 6 months, but decreased with any further increase in time.
  • (10) He numbered the Kennedy family and Ian Fleming, creator of the James Bond thrillers, among his friends and spent millions on amassing a first-class art collection, featuring works by Manet and Monet, as well as Van Gogh.
  • (11) The subjects were all apparently healthy, had a mean body weight of 66 kg and had spent the preceding day in the calorimeter performing different fixed physical activity programmes.
  • (12) Belmar and his fellow commanders spent the week before the grand jury decision assuring residents that 1,000 officers had been training for months to prepare for that day.
  • (13) He spent just 22 minutes there before heading out again, the building’s surveillance system revealed.
  • (14) Rayburn, who was also told by his jobcentre he would lose his benefits if he did not work without pay, said he spent almost two months stacking and cleaning shelves and sometimes doing night shifts.
  • (15) It increases the duration and quality of life without prolonging the time spent in hospital, and it reduces health expenses by 50 to 70%.
  • (16) Chikavu Nyirenda, a leading political analyst, said: "She neglected to look at the local scene but spent a lot of time to please the west and promote herself."
  • (17) It is Cruz, a longtime critic of so-called “amnesty” policies, who has spent the greater part of the debate’s aftermath seeking to clarify his position.
  • (18) One minister said at the tail end of last week that they had spent their final working days spending every last penny they could find in their departmental budget.
  • (19) Our team of reporters have spent the last week on an intensive bikram yoga course in order to get themselves into the rather awkward position of having their ears to the ground, their eyes to the skies and their fingers on the pulse.
  • (20) A 44-year-old woman, who had spent much of her life in Fiji and India, was treated with a high dose of prednisolone for rheumatoid arthritis complicated by gold lung.

Used


Definition:

  • (imp. & p. p.) of Use

Example Sentences:

  • (1) Previous use of the drug is found in more than 50 per cent of the patients, and it was often followed by a neglected side-effect.
  • (2) These variants may serve as useful gene markers in alcohol research involving animal model studies with inbred strains in mice.
  • (3) Therefore, these findings may extend the use of platelets as neuronal models.
  • (4) All transplants were performed using standard techniques, the operation for the two groups differing only as described above.
  • (5) The resulting dose distribution is displayed using traditional 2-dimensional displays or as an isodose surface composited with underlying anatomy and the target volume.
  • (6) 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.
  • (7) A study revealed that the percentage of active sperm in semen 30 seconds after ejaculation was 10.3% when a nonoxynol 9 latex condom was used as opposed to 55.9% in a nonspermicidal condom.
  • (8) A series of human cDNA clones of various sizes and relative localizations to the mRNA molecule were isolated by using the human p53-H14 (2.35-kilobase) cDNA probe which we previously cloned.
  • (9) We used the polymerase chain reaction (PCR) to amplify the breakpoint area of alpha-thalassemia-1 of Southeast Asia type and several parts of the alpha-globin gene cluster to make a differential diagnosis between alpha-thalassemia-1 and Hb Bart's hydrops fetalis.
  • (10) The liver metastasis was produced by intrasplenic injection of the fluid containing of KATOIII in nude mouse and new cell line was established using the cells of metastatic site.
  • (11) Spectral analysis of spontaneous heart rate fluctuations, a powerful noninvasive tool for quantifying autonomic nervous system activity, was assessed in Xenopus Laevis, intact or spinalized, at different temperatures and by use of pharmacological tools.
  • (12) 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.
  • (13) Questionnaires were used and the respondent self-designation method measured leadership.
  • (14) At 36 h postsurgery, RBCs were examined by 23Na-NMR by using dysprosium tripolyphosphate as a chemical shift reagent.
  • (15) Biochemical, immunocytochemical and histochemical methods were used to study the effect of chronic acetazolamide treatment on carbonic anhydrase (CA) isoenzymes in the rat kidney.
  • (16) Use of the improved operative technique contributed to reduction in number of complications.
  • (17) Down and up regulation by peptides may be useful for treatment of cough and prevention of aspiration pneumonia.
  • (18) Our data suggest that a rational use of surveillance cultures and serological tests may aid in an earlier diagnosis of FI in BMT patients.
  • (19) Using monoclonal antibodies directed against the plasma membrane of Madin-Darby canine kidney (MDCK) cells, we demonstrated previously that a glycoprotein with an Mr = 23,000 (gp23) had a non-polarized cell surface distribution and was observed on both the apical and basolateral membranes (Ojakian, G. K., Romain, R. E., and Herz, R. E. (1987) Am.
  • (20) Models able to describe the events of cellular growth and division and the dynamics of cell populations are useful for the understanding of functional control mechanisms and for the theoretical support for automated analysis of flow cytometric data and of cell volume distributions.

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