What's the difference between attain and obtain?

Attain


Definition:

  • (v. t.) To achieve or accomplish, that is, to reach by efforts; to gain; to compass; as, to attain rest.
  • (v. t.) To gain or obtain possession of; to acquire.
  • (v. t.) To get at the knowledge of; to ascertain.
  • (v. t.) To reach or come to, by progression or motion; to arrive at.
  • (v. t.) To overtake.
  • (v. t.) To reach in excellence or degree; to equal.
  • (v. i.) To come or arrive, by motion, growth, bodily exertion, or efforts toward a place, object, state, etc.; to reach.
  • (v. i.) To come or arrive, by an effort of mind.
  • (n.) Attainment.

Example Sentences:

  • (1) The goals in control patients were to attain normal values for all hemodynamic measurements.
  • (2) In the group of high myopia (over 20 D), the mean correction was 13.4 D. In the group with refraction between 0 and 6 D, 88% of the eyes treated had attained a correction between -1 and +1 D 3 months postoperatively.
  • (3) Seven patients were treated with combination chemotherapy, consisting of CHOP (cyclophosphamide, doxorubicin, vincristine, prednisone) or MOPP (chloromethine, vincristine, procarbazine, prednisone), in some cases followed by non-cross-resistant second line chemotherapy, if no complete response was attained.
  • (4) Radioactivity attained in different tissues at different times after a single intraperitoneal injection of 3H-gentamicin into male rats was determined using scintillation counting.
  • (5) When cultures were pulse labeled for 15 min and then incubated under chase conditions for 105 min, the amount of degraded collagen attained a value equal to approximately 20% of the amount synthesized during the labeling period; the data were fit with a simple exponential function that had a 40-min rise time and a 12-min lag time.
  • (6) The amount of 15N incorporated into the proteins in 1 litre plasma attained up to 3% of the given dose.
  • (7) In males, the percentage of animals having mucous cells increased with sexual maturation and attained 100 per cent at age six months.
  • (8) The mechanism by which such high levels were attained was primrily a combination of arterial hypoxia and a high carbon monoxide yield from tobacco.
  • (9) However, when it has attained a length of about half the cell body diameter, it becomes SUP GLU+ and 6-11B-1+.
  • (10) One patient attained a complete response, two a partial response, and two showed progressive disease.
  • (11) Dose adjustment using 24-hour levels was well tolerated and should help to attain a more rapid response to antidepressant treatment.
  • (12) In contrast, T lymphocyte cytolytic activity developed more slowly in regressing sarcomas and attained peak levels coincident with the beginning of tumor regression.
  • (13) Experimental photogenic epilepsy attained by creating GPIE in the EGB with the aid of TT, is proposed as a model for studying the mechanism of epileptogenesis and testing the efficacy of anticonvulsive drugs.
  • (14) The surgical approach used for each type of complication is discussed, underlining the end-result to be attained in relation to the patient's future.
  • (15) In particular, poorly differentiated carcinomas at this site should be treated as germ cell tumors, and so long-term survival will be attainable.
  • (16) ODC attained maximum activity in controls on day 11, increasing by more than an order of magnitude above the activity found on day 9.
  • (17) As many as 25 turnovers of the transport cycle per monomer can occur prior to attainment of steady state.
  • (18) Nearly 30% of students scored A or A*, whereas across the UK only 26% attained these grades.
  • (19) During well-coordinated neurological and psychiatric treatment the laughing seizures (spontaneous, event-related, psychogenic) decreased and a considerable improvement in psychiatric and psychosocial problems was attained.
  • (20) 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.

Obtain


Definition:

  • (v. t.) To hold; to keep; to possess.
  • (v. t.) To get hold of by effort; to gain possession of; to procure; to acquire, in any way.
  • (v. i.) To become held; to gain or have a firm footing; to be recognized or established; to subsist; to become prevalent or general; to prevail; as, the custom obtains of going to the seashore in summer.
  • (v. i.) To prevail; to succeed.

Example Sentences:

  • (1) A former Labour minister, Nicholas Brown, said the public were frightened they "were going to be spied on" and that "illegally obtained" information would find its way to the public domain.
  • (2) Sperm specimens were obtained from 13 men participating in our in vitro fertilization program.
  • (3) As a consequence, similar response curves were obtained for urine specimens containing morphine or barbiturates.
  • (4) The nuclear origin of the Ha antigen was confirmed by the speckled nuclear immunofluorescence staining pattern given by purified antibody to Ha obtained from a specific immune precipitate.
  • (5) Manometric studies with resting cells obtained by growth on each of these sulfur sources yielded net oxygen uptake for all substrates except sulfite and dithionate.
  • (6) Although measurements are easily obtained with a tape measure, the validity of these measurements is not known.
  • (7) Multiple overlapping thin 3D slab acquisition is presented as a magnitude contrast (time of flight) technique which combines advantages from multiple thin slice 2D and direct 3D volume acquisitions to obtain high-resolution cross-sectional images of vessel detail.
  • (8) Since 1987, it has become possible to obtain immature ova from the living animal and to let them mature, fertilize and develop into embryos capable of transplantation outside the body.
  • (9) Symptomatic improvement was obtained in 14 of the 15 hands, and sensory-evoked response improved in 13 hands.
  • (10) These data indicate that RNA faithfully transfers "suppressive" as well as "positive" types of immune responses that have been reported previously for lymphocytes obtained directly from tumour-bearing and tumour-immune animals.
  • (11) These observations were confirmed by the killing curves in pooled serum obtained at peak and trough levels.
  • (12) The obtained results are used to study the relation between the acoustic characteristics of these vowels and the corresponding articulatory dimensions.
  • (13) Scatchard analyses of binding data obtained with synaptosomal preparations from 17-day-old embryos revealed two T3 binding sites.
  • (14) In the present study, respirometric quotients, the ratio of oral air volume expended to total volume expended, were obtained using separate but simultaneous productions of oral and nasal airflow.
  • (15) Maximal yields of lipid and aflatoxin were obtained with 30% glucose, whereas mold growth, expressed as dry weight, was maximal when the medium contained 10% glucose.
  • (16) Flow cytometric DNA analysis was performed on both fresh and on paraffin embedded samples obtained by gastroscopic biopsies in 5 patients with histologically normal gastric mucosa (20 specimens) and by radical gastrectomies in 9 cases of human gastric cancer (36 specimens).
  • (17) 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.
  • (18) Variables included an ego-delay measure obtained from temporal estimations, perceptions of temporal dominance and relatedness obtained from Cottle's Circles Test, Ss' ages, and a measure of long-term posthospital adjustment.
  • (19) Data obtained with fenoldopam were corroborated with use of SK&F 38393, another dopamine D1-receptor agonist.
  • (20) Bipolar derivations with the maximum PSE always included the locations with the maximum PSE obtained from a linked ears reference.