What's the difference between base and logarithm?

Base


Definition:

  • (a.) Of little, or less than the usual, height; of low growth; as, base shrubs.
  • (a.) Low in place or position.
  • (a.) Of humble birth; or low degree; lowly; mean.
  • (a.) Illegitimate by birth; bastard.
  • (a.) Of little comparative value, as metal inferior to gold and silver, the precious metals.
  • (a.) Alloyed with inferior metal; debased; as, base coin; base bullion.
  • (a.) Morally low. Hence: Low-minded; unworthy; without dignity of sentiment; ignoble; mean; illiberal; menial; as, a base fellow; base motives; base occupations.
  • (a.) Not classical or correct.
  • (a.) Deep or grave in sound; as, the base tone of a violin.
  • (a.) Not held by honorable service; as, a base estate, one held by services not honorable; held by villenage. Such a tenure is called base, or low, and the tenant, a base tenant.
  • (n.) The bottom of anything, considered as its support, or that on which something rests for support; the foundation; as, the base of a statue.
  • (n.) Fig.: The fundamental or essential part of a thing; the essential principle; a groundwork.
  • (n.) The lower part of a wall, pier, or column, when treated as a separate feature, usually in projection, or especially ornamented.
  • (n.) The lower part of a complete architectural design, as of a monument; also, the lower part of any elaborate piece of furniture or decoration.
  • (n.) That extremity of a leaf, fruit, etc., at which it is attached to its support.
  • (n.) The positive, or non-acid component of a salt; a substance which, combined with an acid, neutralizes the latter and forms a salt; -- applied also to the hydroxides of the positive elements or radicals, and to certain organic bodies resembling them in their property of forming salts with acids.
  • (n.) The chief ingredient in a compound.
  • (n.) A substance used as a mordant.
  • (n.) The exterior side of the polygon, or that imaginary line which connects the salient angles of two adjacent bastions.
  • (n.) The line or surface constituting that part of a figure on which it is supposed to stand.
  • (n.) The number from which a mathematical table is constructed; as, the base of a system of logarithms.
  • (n.) A low, or deep, sound. (Mus.) (a) The lowest part; the deepest male voice. (b) One who sings, or the instrument which plays, base.
  • (n.) A place or tract of country, protected by fortifications, or by natural advantages, from which the operations of an army proceed, forward movements are made, supplies are furnished, etc.
  • (n.) The smallest kind of cannon.
  • (n.) That part of an organ by which it is attached to another more central organ.
  • (n.) The basal plane of a crystal.
  • (n.) The ground mass of a rock, especially if not distinctly crystalline.
  • (n.) The lower part of the field. See Escutcheon.
  • (n.) The housing of a horse.
  • (n.) A kind of skirt ( often of velvet or brocade, but sometimes of mailed armor) which hung from the middle to about the knees, or lower.
  • (n.) The lower part of a robe or petticoat.
  • (n.) An apron.
  • (n.) The point or line from which a start is made; a starting place or a goal in various games.
  • (n.) A line in a survey which, being accurately determined in length and position, serves as the origin from which to compute the distances and positions of any points or objects connected with it by a system of triangles.
  • (n.) A rustic play; -- called also prisoner's base, prison base, or bars.
  • (n.) Any one of the four bounds which mark the circuit of the infield.
  • (n.) To put on a base or basis; to lay the foundation of; to found, as an argument or conclusion; -- used with on or upon.
  • (a.) To abase; to let, or cast, down; to lower.
  • (a.) To reduce the value of; to debase.

Example Sentences:

  • (1) The process of sequence rearrangement appears to be a significant part of the evolution of the genome and may have a much greater effect on the evolution of the phenotype than sequence alteration by base substitution.
  • (2) However, CT will be insensitive in the detection of the more cephalic proximal lesions, especially those in the brain stem, basal cisterns, and skull base.
  • (3) Recently, the validity of the American Thoracic Society (ATS) standards for selection of spirometric test results has been questioned based on the finding of inverse dependence of FEV1 on effort.
  • (4) The omission of Crossrail 2 from the Conservative manifesto , in which other infrastructure projects were listed, was the clearest sign yet that there is little appetite in a Theresa May government for another London-based scheme.
  • (5) Squadron Leader Kevin Harris, commander of the Merlins at Camp Bastion, the main British base in Helmand, praised the crews, adding: "The Merlins will undergo an extensive programme of maintenance and cleaning before being packed up, ensuring they return to the UK in good order."
  • (6) The analysis is based on the personal experience of the authors with 117 cases and the review of 223 cases published in the literature.
  • (7) In the fall of 1975, 1,915 children in grades K through eight began a school-based program of supervised weekly rinsing with 0.2 percent aqueous solution of sodium fluoride in an unfluoridated community in the Finger Lakes area of upstate New York.
  • (8) Basing the prediction of student performance in medical school on intellective-cognitive abilities alone has proved to be more pertinent to academic achievement than to clinical practice.
  • (9) Induction of labor, based upon only (1) a finding of meconium in the amniocentesis group or (2) a positive test in the OCT group, was nearly three times more frequent in the amniocentesis group.
  • (10) Therefore, we have developed a powerful new microcomputer-based system which permits detailed investigations and evaluation of 3-D and 4-D (dynamic 3-D) biomedical images.
  • (11) The distance between the end of fic and the start of pabA was 31 base pairs.
  • (12) Based on several previous studies, which demonstrated that sorbitol accumulation in human red blood cells (RBCs) was a function of ambient glucose concentrations, either in vitro or in vivo, our investigations were conducted to determine if RBC sorbitol accumulation would correlate with sorbitol accumulation in lens and nerve tissue of diabetic rats; the effect of sorbinil in reducing sorbitol levels in lens and nerve tissue of diabetic rats would be reflected by changes in RBC sorbitol; and sorbinil would reduce RBC sorbitol in diabetic man.
  • (13) The method is based on two-dimensional scanning photon absorptiometry on the distal part of the forearm.
  • (14) At the fepB operator, a 31 base-pair Fur-protected region was identified, corresponding to positions -19 to +12 with respect to the transcriptional start site.
  • (15) Facebook Twitter Pinterest With a plot based around fake (or real?)
  • (16) Based on our results, we propose the following hypotheses for the neurochemical mechanisms of motion sickness: (1) the histaminergic neuron system is involved in the signs and symptoms of motion sickness, including vomiting; (2) the acetylcholinergic neuron system is involved in the processes of habituation to motion sickness, including neural store mechanisms; and (3) the catecholaminergic neuron system in the brain stem is not related to the development of motion sickness.
  • (17) Based on these results, we concluded that the inhibition of putrefactive anaerobe 3679 by sorbate resulted from a stringent-type regulatory response induced by the protonophoric activity of sorbic acid.
  • (18) Thus, mechanical restitution of the ventricle is a dynamic process that can be assessed using an elastance-based approach in the in situ heart.
  • (19) Mapping of the cross-link position between U2 and U6 RNAs is consistent with base-pairing between the 5' domain of U2 and the 3' end of U6 RNA.
  • (20) Descriptive features of the syndrome in children, adults and adolescents are given based on the respective work of Pine, Masterson and Kernberg.

Logarithm


Definition:

  • (n.) One of a class of auxiliary numbers, devised by John Napier, of Merchiston, Scotland (1550-1617), to abridge arithmetical calculations, by the use of addition and subtraction in place of multiplication and division.

Example Sentences:

  • (1) The pattern of day to day variability in egg counts from individuals can be characterized by the linear relationship between the logarithms of the variances and means.
  • (2) A logarithmic relationship between closing tension and tensile strength was demonstrated using linear regression analysis with t = 6.18, p less than .0001, and R2 = .44.
  • (3) For the liver enzyme, the logarithm of the inhibition constant was linearly related to the number of carbon atoms in the saturated fatty acids whereas the muscle enzyme, which was generally more strongly inhibited, showed a nonlinear dependence.
  • (4) The results indicate that in confluent cultures, cells with high GGT activities have significantly higher cellular GSH content, and a linear correlation exists between the glutathione content and the logarithm of the GGT activity.
  • (5) The mean duration of the homosynaptic depression in healthy persons was 5200 ms. After the initial relative facilitation the time course of the homosynaptic depression corresponded to a logarithmic function of the interval between the conditioning and testing stimuli.
  • (6) This 20-h period was immediately followed by a 4-day logarithmic phase of virus production.
  • (7) The percentage inhibition of ATCase responds in a linear way to the logarithm of the concentration of PALA between 0.10 and 1.00 micrometer.
  • (8) There was a negative correlation (r = -0.59) between the logarithm of the spontaneous discharge rate and relative threshold at CF with the lowest spontaneous rate fibres having the highest thresholds and vice-versa.
  • (9) Mitochondrial membrane potential was not significantly affected by the cell culture density, as long as the cells were in the logarithmic phase of growth.
  • (10) The physiological effects of metronidazole on the growth, viability, fermentation end-product production and cellular morphology of Clostridium pasteurianum cells growing logarithmically were studied.
  • (11) The logarithm of the odds ratio between GTHR and c-erbA beta was 3.67, and therefore GTHR mapped to the c-erbA beta locus in this kindred.
  • (12) Logarithms of the rate of Ca2+ influx were plotted against values of delta psi.
  • (13) For B. subtilis, the logarithm of the inhibitory potency of most compounds increases linearly with the logarithm of the partition coefficient.
  • (14) By plotting logarithms of normalized radioactivities against PCR amplification cycles, straight lines were obtained with different slopes.
  • (15) The negative logarithm of the concentration displacing 50% of the tracer (pIC50), or producing 50% of the maximal contractile response (pEC50), was determined.
  • (16) When Monte Carlo simulations of clonal growth resulted in clones with large populations (> 50 cells), the population as a whole behaved in a deterministic fashion (logarithmic growth) similar to those observed in clinically observed neoplasms and consistent with other published models of tumour growth.
  • (17) The toxic effects of BaP to logarithmically growing NMuLi were inhibited 40% by 7,8 benzoflavone, and the inhibition was concentration dependent.
  • (18) Logarithmic conversion of the total spore count showed significant reduction in all indoor locations of air-conditioned homes.
  • (19) There was a close linear relationship (r = 0.903) between the optical density of the bioluminescent images and the logarithmic values of the tissue calcium ion concentration.
  • (20) Milk production per unit mammary wet weight, dry fat-free tissue, deoxyribonucleic acid, and ribonucleic acid were related to day of lactation by an equation of the form Y = aXbecX, where Y was milk production per unit mammary gland growth, X was day of lactation, e was the base of natural logarithms, and a, b, and c were constants.