What's the difference between double and duplicate?

Double


Definition:

  • (a.) Twofold; multiplied by two; increased by its equivalent; made twice as large or as much, etc.
  • (a.) Being in pairs; presenting two of a kind, or two in a set together; coupled.
  • (a.) Divided into two; acting two parts, one openly and the other secretly; equivocal; deceitful; insincere.
  • (a.) Having the petals in a flower considerably increased beyond the natural number, usually as the result of cultivation and the expense of the stamens, or stamens and pistils. The white water lily and some other plants have their blossoms naturally double.
  • (adv.) Twice; doubly.
  • (a.) To increase by adding an equal number, quantity, length, value, or the like; multiply by two; to double a sum of money; to double a number, or length.
  • (a.) To make of two thicknesses or folds by turning or bending together in the middle; to fold one part upon another part of; as, to double the leaf of a book, and the like; to clinch, as the fist; -- often followed by up; as, to double up a sheet of paper or cloth.
  • (a.) To be the double of; to exceed by twofold; to contain or be worth twice as much as.
  • (a.) To pass around or by; to march or sail round, so as to reverse the direction of motion.
  • (a.) To unite, as ranks or files, so as to form one from each two.
  • (v. i.) To be increased to twice the sum, number, quantity, length, or value; to increase or grow to twice as much.
  • (v. i.) To return upon one's track; to turn and go back over the same ground, or in an opposite direction.
  • (v. i.) To play tricks; to use sleights; to play false.
  • (v. i.) To set up a word or words a second time by mistake; to make a doublet.
  • (n.) Twice as much; twice the number, sum, quantity, length, value, and the like.
  • (n.) Among compositors, a doublet (see Doublet, 2.); among pressmen, a sheet that is twice pulled, and blurred.
  • (n.) That which is doubled over or together; a doubling; a plait; a fold.
  • (n.) A turn or circuit in running to escape pursues; hence, a trick; a shift; an artifice.
  • (n.) Something precisely equal or counterpart to another; a counterpart. Hence, a wraith.
  • (n.) A player or singer who prepares to take the part of another player in his absence; a substitute.
  • (n.) Double beer; strong beer.
  • (n.) A feast in which the antiphon is doubled, hat is, said twice, before and after the Psalms, instead of only half being said, as in simple feasts.
  • (n.) A game between two pairs of players; as, a first prize for doubles.
  • (n.) An old term for a variation, as in Bach's Suites.

Example Sentences:

  • (1) An unsaturated fatty acid auxotroph of Escherichia coli was grown with a series of cis-octadecenoate isomers in which the location of the double bond varied from positions 3 to 17.
  • (2) Theoretical computations are performed of the intercalative binding of the neocarzinostatin chromophore (NCS) with the double-stranded oligonucleotides d(CGCG)2, d(GCGC)2, d(TATA)2 and d(ATAT)2.
  • (3) The use of glucagon in double-contrast studies of the colon has been recommended for various reasons, one of which is to facilitate reflux of barium into the terminal ileum.
  • (4) Clonazepam was added to the treatment of patients with poorly controlled epilepsy in a double-blind trial and an open trial.
  • (5) We report the results of a double-blind, placebo-controlled trial of acitretin (Soriatane) in 15 patients with moderate to severe psoriasis.
  • (6) To determine the accuracy of double-contrast arthrography in complete rotator cuff tears, we studied 805 patients thought to have a complete rotator cuff tear who had undergone double-contrast shoulder arthrography (DCSA) between 1978 and 1983.
  • (7) For the detection of this antigen, a double antibody sandwich enzyme-linked immunosorbent assay (ELISA) was employed.
  • (8) In a double-blind, crossover-designed study, 9 male subjects (age range: 18-25 years) received 25 mg orally, four times per day of either S or an identically-appearing placebo (P) 2 d prior to and during HA.
  • (9) Aberrant forms (elongated and twisted) in the vacuole and double virions in the plasma membrane were observed as early as 65 h after infection.
  • (10) Such an approach to investigations into subclinical mastitis is not feasible by means of either single- or double-parameter techniques.
  • (11) In a randomized double-blind study, 40 patients with coronary heart disease received intravenously either 0.025 mg nitroglycerin or placebo.
  • (12) In the present study, 125 oesophageal biopsies obtained under direct vision at endoscopy from 22 patients with Barrett's oesophagus were systematically studied using fluorescence and peroxidase antiperoxidase single and double-staining immunocytochemical methods employing highly specific antibodies to localize the following peptide-containing cell types in Barrett's mucosa: gastrin, somatostatin, gastric inhibitory polypeptide, motilin, neurotensin and pancreatic glucagon.
  • (13) The M 13 specific DNA present in minicells isolated several hours after infection consists of single stranded viral DNA and double stranded replicative forms in nearly equal amounts.
  • (14) Eighty micrograms of the topically active parasympatholytic drug ipratropium were applied intranasally four times daily in 20 adults with perennial rhinitis and severe watery rhinorrhoea in a double-blind controlled cross-over trial.
  • (15) calcium tung-state, rare-earths compounds, double halogenides.
  • (16) The effect of ipratropium bromide administered at two dosage levels, 40 and 80 mug, isoproterenol, 150 mug, and placebo using a metered dose inhaler was evaluated in ten adult patients with asthma in a double-blind, crossover study.
  • (17) PNS at 7 Hz approximately doubled mesenteric venous plasma levels of PGE2 in both 16-week-old SHR and WKY, but PNS did not increase levels of 6-keto-PGF1 alpha in either strain.
  • (18) In contrast, strains carrying the substitutions Ile-30----Phe, Gly-33----Leu, Gly-58----Leu, and Lys-34----Val and the Lys-34----Val, Glu-37----Gln double substitution were found to possess a coupled phenotype similar to that of the wild type.
  • (19) The epidemiological effectiveness of dipyridamol, an interferon-inducing agent used for the prevention of influenza and viral acute respiratory diseases, was tested in 4 epidemiological trials, 3 of them carried out as double blind trials.
  • (20) Neutral sucrose density sedimentation patterns indicate that neutron-induced double strand-breaks sometimes occur in clusters of more than 100 in the same phage and that the effeciency with which double strand-breaks form is about 50 times that of gamma-induced double strand-breaks.

Duplicate


Definition:

  • (a.) Double; twofold.
  • (n.) That which exactly resembles or corresponds to something else; another, correspondent to the first; hence, a copy; a transcript; a counterpart.
  • (n.) An original instrument repeated; a document which is the same as another in all essential particulars, and differing from a mere copy in having all the validity of an original.
  • (v. t.) To double; to fold; to render double.
  • (v. t.) To make a duplicate of (something); to make a copy or transcript of.
  • (v. t.) To divide into two by natural growth or spontaneous action; as, infusoria duplicate themselves.

Example Sentences:

  • (1) Short incubations with heparin (5 min) caused a release of the enzyme into the media, while longer incubations caused a 2-8-fold increase in net lipoprotein lipase secretion which was maximal after 2-16 h depending on cell type, and persisted for 24 h. The effect of heparin was dose-dependent and specific (it was not duplicated by other glycosaminoglycans).
  • (2) Preliminary data also suggest that high-molecular-weight rearrangements of the duplicated region are present in all tissues.
  • (3) In the second comparison, HSV was isolated from 225 of 1,026 (21.9%) specimens and duplicate human foreskin fibroblast cell wells stained at 24 and 72 h were PAP positive in 241 of 1,026 (23.5%).
  • (4) Evidence reported here shows that, consistent with prediction, 10 carcinogens are all active in inducing tandem duplications.
  • (5) So we concluded that duplications and accessories should be thought to have similar meanings with the ordinary branching patterns of MCA in the occurrence of aneurysms.
  • (6) The 500-bp element arose by duplication of one half of a 180-bp ancestor and insertion of a foreign segment between the two duplicated parts followed by amplification.
  • (7) A case of incomplete peno-scrotal transposition, with a perineal anorectal duplication, vesico-ureteric reflux and thoracic hemivertebrae is presented.
  • (8) For the case of the fluctuating pressure, the strength of the artery becomes considerably lower than those under constant amplitude and two-step-multi-duplicated pulsatile pressure.
  • (9) Reciprocal translocations involving the short arm of acrocentric chromosomes can segregate to produce partial duplications without associated deletions.
  • (10) The authors report a case of total bladder duplication by frontal septum.
  • (11) Control-operated cells with centrosomes left in the karyoplast progress through the cell cycle, duplicate the centrosome, and form clonal cell colonies.
  • (12) Partial duplication of the proximal part of the long arm of chromosome 5, on the other hand, is associated mainly with musculoskeletal abnormalities including muscle hypotrophy and hypotonia, scoliosis, lordosis, pectus carinatum, cubitus valgus, and genu valgum, in addition to psychomotor retardation.
  • (13) Using fluorescent in situ hybridization and digital imaging microscopy, we mapped probe p32.1 (D11S16) to the proximal part of region 11p14 (11p14.1) and demonstrated duplication of this probe in our patient.
  • (14) The efflux rate for EB of strains with duplicated ebr genes was twice the rate of strains with a single ebr gene.
  • (15) In addition to the fatigue tester and the pulse duplicator, a signal conditioner, a DC amplifier, an analog-to-digital converter, and a digital microcomputer comprised the essential hardware.
  • (16) The 3' untranslated region of the VMRI gene 11 equivalent contains a clear duplication of a portion of its coding sequence.
  • (17) The regulatory region of the casein gene contains two different TATA signals flanking the duplication site in the promoter region.
  • (18) A 68-year-old female patient was admitted for the examination of duplication of right ureter and right hydronephrosis.
  • (19) The curiously double nature of the virgin in this tale, her purity versus her duplicity, seems unquestionably related to the infantile split mother, as elucidated by Klein--a connection explored in an earlier paper.
  • (20) Furthermore, duplications in the vicinity of this locus involving the beta-amyloid gene and the proto-oncogene ets-2 have been reported in association with AD.