What's the difference between double and twin?

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.

Twin


Definition:

  • (a.) Being one of two born at a birth; as, a twin brother or sister.
  • (a.) Being one of a pair much resembling one another; standing the relation of a twin to something else; -- often followed by to or with.
  • (a.) Double; consisting of two similar and corresponding parts.
  • (a.) Composed of parts united according to some definite law of twinning. See Twin, n., 4.
  • (n.) One of two produced at a birth, especially by an animal that ordinarily brings forth but one at a birth; -- used chiefly in the plural, and applied to the young of beasts as well as to human young.
  • (n.) A sign and constellation of the zodiac; Gemini. See Gemini.
  • (n.) A person or thing that closely resembles another.
  • (n.) A compound crystal composed of two or more crystals, or parts of crystals, in reversed position with reference to each other.
  • (v. i.) To bring forth twins.
  • (v. i.) To be born at the same birth.
  • (v. t.) To cause to be twins, or like twins in any way.
  • (v. t.) To separate into two parts; to part; to divide; hence, to remove; also, to strip; to rob.
  • (v. i.) To depart from a place or thing.

Example Sentences:

  • (1) All the twins were born in years 1973-1987, the total number was 2,226 boys and 2,302 girls.
  • (2) Plasma renin activity (PRA) and aldosterone concentration were measured before and during submaximal exercise in 10 male monozygotic twin pairs who were discordant for smoking.
  • (3) Symmetrical cases (the so-called siamese twins) have an obvious predominance (92.3%).
  • (4) From the 32nd week on, the twins' mean weekly BPD increment decreased, this lesser growth rate being more marked than that of singletons.
  • (5) In the UK the twin threat of Ukip and the BNP tap into similar veins of discontent as their counterparts across the English channel.
  • (6) There it was found she was not carrying twins but her baby remained in hospital for some weeks with respiratory problems.
  • (7) Therefore, we conclude that monochorionic twins can be considered monozygotic.
  • (8) A planet with conditions that could support life orbits a twin neighbour of the sun visible to the naked eye, scientists have revealed.
  • (9) Presented is the case of a triplet pregnancy with conjoined twins diagnosed antenatally with sonography.
  • (10) This was either giant teratoma of placenta or malformed twin foetus.
  • (11) Blood samples were obtained from 18 twin pairs, and the major prostaglandin E2 (PGE2) plasma metabolite 15-keto-13,14-dihydro-PGE2 was measured by RIA after its conversion to 11-deoxy-15-keto-13,14-dihydro-11 beta,16 xi-cyclo-PGE2.
  • (12) Given his background, Boyle says, growing up in a council house near Bury, with his two sisters (one a twin) and his strict and hard-working parents (his mum worked as a dinner lady at his school), he should by rights have been a gritty social realist, but that tradition never appealed to him.
  • (13) The affected twin had classical loss of sc fat from her face, upper arms, and trunk as well as associated hypocomplementemia, microscopic hematuria, and a borderline oral glucose tolerance test without hyperinsulinism.
  • (14) Neuropsychological testing of the affected twin demonstrated marked deficits in all areas of cognitive function.
  • (15) Therefore, this study evaluates the validity of zygosity diagnosis based on examination of placental membranes, and at the same time evaluates Weinberg's differential rule in a Danish consecutive twin series.
  • (16) Having already seen off the Winklevoss twins who claimed he stole the idea for Facebook from them , Zuckerberg now faces a convicted fraudster who says he has a contract giving him 84% of the social network.
  • (17) These adjusted correlation coefficients in MZ twins are 0.5 for both K1 and K5 blood pressure.
  • (18) Significant intraclass coefficients were observed in MZ twins for the different expressions of RMR.
  • (19) However, after the exclusion of cases with congenital abnormality association of low birth weight newborn infants and with genital anomalies of the male, the twin birth rate was 1.8 per cent.
  • (20) The size of right and left middle phalanges in the II-V fingers and the III finger have been studied in 108 pairs of monozygotic and dizygotic twins at 8--19 years of age and in 60 paris (pedagogical experiment) of separated twins (from the same pair), schoolchildren of the 2d--5th forms trained according different programs of physical culture.