What's the difference between attain and maintain?

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.

Maintain


Definition:

  • (v. t.) To hold or keep in any particular state or condition; to support; to sustain; to uphold; to keep up; not to suffer to fail or decline; as, to maintain a certain degree of heat in a furnace; to maintain a fence or a railroad; to maintain the digestive process or powers of the stomach; to maintain the fertility of soil; to maintain present reputation.
  • (v. t.) To keep possession of; to hold and defend; not to surrender or relinquish.
  • (v. t.) To continue; not to suffer to cease or fail.
  • (v. t.) To bear the expense of; to support; to keep up; to supply with what is needed.
  • (v. t.) To affirm; to support or defend by argument.

Example Sentences:

  • (1) This would disrupt and prevent Isis from maintaining stable and reliable sources of income.
  • (2) Despite their absence, photoreceptors maintained a normal rate of OS assembly.
  • (3) It is likely that trunk mobility is necessary to maintain integrity of SI joint and that absence of such mobility compromises SI joint structure in many paraplegics.
  • (4) Nasotracheal intubation has been well established as a method for maintaining an artificial airway in children.
  • (5) At the same time the duodenum can be isolated from the stomach and maintained under constant stimulus by a continual infusion at regulated pressure, volume and temperature into the distal cannula.
  • (6) Postpartum management is directed toward decreasing vasospasm and central nervous system irritability and maintaining fluid and electrolyte balance.
  • (7) While they may always be encumbered by censorship in a way that HBO is not, the success of darker storylines, antiheroes and the occasional snow zombie will not be lost in an entertainment industry desperate to maintain its share of the audience.
  • (8) Four patients died while maintained on PD; three deaths were due to complications of liver failure within the first 4 months of PD and the fourth was due to empyema after 4 years of PD.
  • (9) Subunits maintained under the above ionic conditions were compared with 30S and 50S particles at low (6 mM) magnesium concentration with respect to the reactivity of individual ribosomal proteins to lactoperoxidase-catalyzed iodination.
  • (10) Although temazepam was effective for maintaining sleep with short-term use, there was rapid development of tolerance for this effect with intermediate-term use.
  • (11) This suggests that molars do not maintain a fixed relationship to incisors over time, and extreme care must be taken to standardize an experiment to a specific body weight when using this method.
  • (12) For enrolled nurses an increase in "Intrinsic Job Satisfaction" was less well maintained and no differences were found over time on "Patient Focus".
  • (13) The birds were maintained at a constant temperature in, dim green light.
  • (14) The difference in the volume of diuresis was maintained after intravenous injection of 20 mg of frusemide.
  • (15) These levels are sufficient to maintain normal in vivo rates of mRNA and rRNA synthesis, but the average density of packing of polymerases on DNA is considerably less than the maximum density predicted by Miller and Bakken (1972), suggesting that initiation of polymerases of DNA is a limiting factor in the control of transcription.
  • (16) As total pancreatectomy markedly reduces the pancreatic hormone level, leading to a mortal hypoglycaemia, we attempted to maintain plasma glucose within the normal range by constant I.V.
  • (17) The resistance of GSA 65 to proteolytic degradation, together with previous immunofluorescence data that indicate the antigen is an integral part of the G. lamblia cyst wall, suggests that this molecule may play a role in maintaining the integrity of the cyst in vivo.
  • (18) The return of NE to normal levels after one month is consistent with the observation that LH-lesioned rats are by one month postlesion no longer hypermetabolic, but display levels of heat production appropriate to the reduced body weight they then maintain.
  • (19) The UNTR rats were subjected to a continuous food restriction to maintain body weights equal to those of the TR rats.
  • (20) During periods of wet steam it was impossible to maintain consistent sterility of the mouse pellets even using a cycle of 126 degrees C for 60 minutes.