What's the difference between calculate and estimate?

Calculate


Definition:

  • (v. i.) To ascertain or determine by mathematical processes, usually by the ordinary rules of arithmetic; to reckon up; to estimate; to compute.
  • (v. i.) To ascertain or predict by mathematical or astrological computations the time, circumstances, or other conditions of; to forecast or compute the character or consequences of; as, to calculate or cast one's nativity.
  • (v. i.) To adjust for purpose; to adapt by forethought or calculation; to fit or prepare by the adaptation of means to an end; as, to calculate a system of laws for the government and protection of a free people.
  • (v. i.) To plan; to expect; to think.
  • (v. i.) To make a calculation; to forecast consequences; to estimate; to compute.

Example Sentences:

  • (1) Since MIRD Committee has not published "S" values for Tl-200 and Tl-202, these have been calculated by a computer code and are reported.
  • (2) In cardiac tissue the adenylate system is not a good indicator of the energy state of the mitochondrion, even when the concentrations of AMP and free cytosolic ADP are calculated from the adenylate kinase and creatine kinase equilibria.
  • (3) The statistical T value calculated for the LP-TAE group showed that the administration of LP, the tumor size, intrahepatic metastasis, portal vein infiltration, and serum total bilirubin and alpha-fetoprotein levels significantly (P < 0.01) affected the patients' survival.
  • (4) I’m not in charge of it but he’s stood up and presented that, and when Jenny, you know, criticised it, or raised some issues about grandparent carers – 3,700 of them he calculated – he said “Let’s sit down”.
  • (5) The judge, Mr Justice John Royce, told George she was "cold" and "calculating", as further disturbing details of her relationship with the co-accused, Colin Blanchard and Angela Allen, emerged.
  • (6) Twitch-tetanus ratios were calculated and found not to be related to unit contraction time.6.
  • (7) The Cao-dependent Na+ efflux was half-maximally activated by [Ca2+]o = 2.0 mM in LiSW and 7.2 mM in Tris-SW; at saturating [Ca2+]o, [Ca2+]i, and [Na+]i the maximal (calculated) Cao-dependent Na+ efflux was approximately 75 pmol#cm2.s.
  • (8) In a series of compounds with H2-antihistaminic activity, a conformational analysis was performed based on force field calculations.
  • (9) It ignores the reduction in the wider, non-NHS cost of adult mental illness such as benefit payments and forgone tax, calculated by the LSE report as £28bn a year.
  • (10) The lower limit (LL) of CBF autoregulation was calculated by a computerized program and tested for different factors for correction of the PaCO2-induced changes in CBF.
  • (11) It is proposed that microoscillations of the eye increase the threshold for detection of retinal target displacements, leading to less efficient lateral sway stabilization than expected, and that the threshold for detection of self motion in the A-P direction is lower than the threshold for object motion detection used in the calculations, leading to more efficient stabilization of A-P sway.
  • (12) On the assumption of a distribution in properties of the suspension according to the theory of Bruggeman, the capacitance is calculated to have a value of about one half this.5.
  • (13) These calculated values are compared with observed values and implications of the agreement are discussed.
  • (14) The aortic area (Torlin) for diseased stenotic aortic valves was calculated in 10 patients using two different methods; data obtained in preoperative cardiac catheterization and by intraoperative flowmetric and aortic and left ventricular pressure-recording measurements, and their mutual correlation was tested.
  • (15) It was not possible to offer all very low birthweight infants full intensive care; to make this possible, it was calculated that resources would have to increase by 26%.
  • (16) The values obtained are shown to be lower than those calculated for arigid pepsin globule.
  • (17) The use of 100% oxygen to calculate intrapulmonary shunting in patients on PEEP is misleading in both physiological and methodological terms.
  • (18) Taking into account the calculated volume and considering the triangular image as one face of the particle, it is suggested that eIF-3 has the shape of a flat triangular prism with a height of about 7 nm and the above-mentioned side-lengths.
  • (19) From this relationship we calculated the contraction level at which pH was 6.9 (%MVC6.9).
  • (20) The model electron density map, calculated to a resolution of approximately 35 A, shows an unusually high protein content in the membranes.

Estimate


Definition:

  • (v. t.) To judge and form an opinion of the value of, from imperfect data, -- either the extrinsic (money), or intrinsic (moral), value; to fix the worth of roughly or in a general way; as, to estimate the value of goods or land; to estimate the worth or talents of a person.
  • (v. t.) To from an opinion of, as to amount,, number, etc., from imperfect data, comparison, or experience; to make an estimate of; to calculate roughly; to rate; as, to estimate the cost of a trip, the number of feet in a piece of land.
  • (n.) A valuing or rating by the mind, without actually measuring, weighing, or the like; rough or approximate calculation; as, an estimate of the cost of a building, or of the quantity of water in a pond.

Example Sentences:

  • (1) Changes in cardiac adenosine triphosphate (ATP), phosphocreatine (PCr) and inorganic phosphate (Pi) were followed and intracellular pH (pHi) was estimated from the chemical shift of Pi.
  • (2) Estimations of the degree of incorporation of 14C from the radioactive labeled carbohydrate into the glycerol and fatty acid moieties were carried out.
  • (3) We conclude that the SHBG concentration strongly affects this estimation.
  • (4) In this review, we demonstrate that serum creatinine does not provide an adequate estimate of glomerular filtration rate (GFR), and contrary to recent teachings, that the slope of the reciprocal of serum creatinine vs time does not permit an accurate assessment of the rate of progression of renal disease.
  • (5) The models are applied to estimate the demand for tobacco products in Finland.
  • (6) Estimates of the risk probability for each dose level and sacrifice time are found utilizing the sample likelihood as the posterior density.
  • (7) Estimates of potential for gastrointestinal side effects using the rat enteropooling assay and in vivo monkey effects indicate that diarrhea will be substantially reduced with retention of uterine stimulating potency.
  • (8) The ED50 and ED95 of mivacurium in each group were estimated from linear regression plots of log dose vs probit of maximum percentage depression of neuromuscular function.
  • (9) We are pursuing legal action because there are still so many unanswered questions about the viability of Shenhua’s proposed koala plan and it seems at this point the plan does not guarantee the survival of the estimated 262 koalas currently living where Shenhua wants to put its mine,” said Ranclaud.
  • (10) To estimate the age of onset of these differences, and to assess their relationship to abdominal and gluteal adipocyte size, we measured adiposity, adipocyte size, and glucose and insulin concentrations during a glucose tolerance test in lean (less than 20% body fat), prepubertal children from each race.
  • (11) The level of significance of the statistical estimate of the change in the number of phonoreactive units (its increase due to deprivation) amounts to 92%.
  • (12) 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.
  • (13) The molecular weight of antigen RFB2 was estimated to be approximately 85,000 daltons based on the results of gel filtration on Sepharose CL-6B.
  • (14) The radius is estimated to be around 1.7 nm, which shows a moderate degree of hydration.
  • (15) Another important factor, however, seems to be that patients, their families, doctors and employers estimate capacity of performance on account of the specific illness, thus calling for intensified efforts toward rehabilitation.
  • (16) The estimated DNA compaction ratio (approximately 3-fold) is consistent with a significant degree of nucleosome unfolding in the hyperstimulated BR genes.
  • (17) The Pan American Health Organization, the Americas arm of the World Health Organization, estimated the deaths from Tuesday's magnitude 7 quake at between 50,000 and 100,000, but said that was a "huge guess".
  • (18) The risk of recurrence and progression in 170 patients presenting with pTa urothelial tumours of the bladder has been estimated so that follow-up can be rationalised.
  • (19) Serum gamma glutamyl transferase (gammaGT) and alkaline phosphatase (ALP) activities have been estimated in 49 epileptic patients taking anticonvulsant drugs.
  • (20) The effect of these drugs was estimated from the cell growth curve and DNA histogram determined by flow cytometry.