What's the difference between approximately and precisely?

Approximately


Definition:

  • (adv.) With approximation; so as to approximate; nearly.

Example Sentences:

  • (1) Between 25 and 40 degrees C, the thermal dependencies of VR and f were approximately constant (Q10's of 1.31 and 1.36 got VR and f, respectively).
  • (2) The proportion of teeth per child with calculus was approximately 8 percent for supragingival and 4 percent for subgingival calculus.
  • (3) 5-Azacytidine (I) stability was increased approximately 10-fold over its stability in water or lactated Ringer injection by the addition of excess sodium bisulfite and the maintenance of pH approximately 2.5.
  • (4) This time is approximately six months for the neuroleptics given orally, one month for antidepressants, and five and a half half-lives for benzodiazepines.
  • (5) After 55 days of unrestricted food availability the body weight of the neonatally deprived rats was approximately 15% lower than that of the controls.
  • (6) In the clinical trials in which there was complete substitution of fat-modified ruminant foods for conventional ruminant products the fall in serum cholesterol was approximately 10%.
  • (7) Only the approximately 2.7 kb mRNA species was visualized in Northern blots of total cellular and poly(A+) RNA isolated from cardiac ventricular muscle.
  • (8) The enzyme was solubilized by Triton X-100 and purified approximately 480-fold by gel filtration and affinity chromatography on alanine methyl ketone-AH-Sepharose 4B.
  • (9) 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.
  • (10) The DNA untwisting enzyme has been purified approximately 300-fold from rat liver nuclei.
  • (11) 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.
  • (12) Approximately 90% of the patients have a lambda light chain myeloma protein and almost all patients excrete Bence-Jones protein.
  • (13) With glucose and protein as intraduodenal stimulus (no pancreatin added), the plasma amino acids rose significantly less (by approximately 50% of the control experiment) and the increment in insulin (but not C-peptide) concentrations was significantly reduced by loxiglumide.
  • (14) Plasma fibrinogen decreased by approximately 7% due to hemodilution caused by plasma volume expansion.
  • (15) The estimated DNA compaction ratio (approximately 3-fold) is consistent with a significant degree of nucleosome unfolding in the hyperstimulated BR genes.
  • (16) Each species has approximately 500 core histones cluster repeats per haploid genome.
  • (17) This gene, termed cbbE', codes for a putative surface protein of approximately 55 kDa, termed the E' protein.
  • (18) The total content of both thyroid hormones in the oocytes increased throughout most of the ovarian cycle as the oocytes increased in size from less than 2 mg to approximately 6.5 mg by ovulation.
  • (19) Sonographic images of the gallbladder enable satisfactory approximation of gallbladder volume using the sum-of-cylinders method.
  • (20) Replacement of Na+ by K+ or Li+ did not alter uptake, whereas replacement of Cl- by HCO-3 or gluconate- reduced uptake by approximately 40%.

Precisely


Definition:

Example Sentences:

  • (1) A progressively more precise approach to identifying affected individuals involves measuring body weight and height, then energy intake (or expenditure) and finally the basal metabolic rate (BMR).
  • (2) They more precisely delineate the hazard identification process and the factors important in supporting risk decisions for developmental toxicants than does any other document.
  • (3) The determination of basic levels of TSH is more sensitive and more precise.
  • (4) The greatest advantages of spinal QCT for noninvasive bone mineral measurement lie in the high precision of the technique, the high sensitivity of the vertebral trabecular measurement site, and the potential for widespread application.
  • (5) It now seems clear that greater precision can be achieved through modification of the original technique.
  • (6) Validation studies, to show that the method is precise, accurate and rectilinear, have been carried out on four linctus formulations and two pastille formulations.
  • (7) Precise excision of the masses was thus accomplished and functional and aesthetic reconstruction aided by the conservation of normal anatomical structures.
  • (8) Compared to the SRK II-equation the results of the new programme are much more precise.
  • (9) However, while the precise nature of the city’s dietary problems is hard to pin down, the picture regarding physical activity is much clearer.
  • (10) Labelling of the albumin with 99mTc ensured an accuracy of measurements only limited by the precision of the weighing.
  • (11) This noninvasive but precise imaging modality demonstrates the potential value of using MRI to evaluate the diameter of small vessels, including the postoperative monitoring of arterial bypass graft patency in peripheral regions.
  • (12) These results strongly suggest that urinary GAGs determination is a precise method for ovulation detection.
  • (13) While the precise function of the MIRP is not known, the availability of this protein in pure and biologically relevant quantities will allow further studies to elucidate its pathobiologic function.
  • (14) This procedure yields excellent precision and accuracy, as demonstrated by the analysis of a known amino acid mixture and of neonatal plasma.
  • (15) This gene was previously shown to have a DNase I- and S1-sensitive site for which the boundaries varied with the cell cycle, and we have now precisely mapped these modifications.
  • (16) The Radio-PAGE and immunoblot typing methods both gave precise identification of Helicobacter pylori strains, but Radio-PAGE was found to give higher resolution and represents a standardised universally applicable fingerprinting method for Helicobacter pylori.
  • (17) Strict precautions are necessary to prevent the catastrophic events resulting from inadvertent gentamicin injection; such precautions should include precise labeling of all injectable solutions on the surgical field, waiting to draw up injectable antibiotics until the time they are needed, and drawing up injectable antibiotics under direct physician observation.
  • (18) The great clinical value of the procedure is shown by the following findings:X-ray-negative lesions--including 2 cases of carcinoma--were found in 35 percent of the cases, radiologically demonstrated lesions could be defined more precisely in 18 percent, and the presence of colonic lesions could be ruled out in 11 percent in spite of equivocal X-ray findings.
  • (19) The precision of measurement using the cancellation technique was found to be high.
  • (20) The precision obtained with the different methods is similar.