What's the difference between pair and twosome?

Pair


Definition:

  • (n.) A number of things resembling one another, or belonging together; a set; as, a pair or flight of stairs. "A pair of beads." Chaucer. Beau. & Fl. "Four pair of stairs." Macaulay. [Now mostly or quite disused, except as to stairs.]
  • (n.) Two things of a kind, similar in form, suited to each other, and intended to be used together; as, a pair of gloves or stockings; a pair of shoes.
  • (n.) Two of a sort; a span; a yoke; a couple; a brace; as, a pair of horses; a pair of oxen.
  • (n.) A married couple; a man and wife.
  • (n.) A single thing, composed of two pieces fitted to each other and used together; as, a pair of scissors; a pair of tongs; a pair of bellows.
  • (n.) Two members of opposite parties or opinion, as in a parliamentary body, who mutually agree not to vote on a given question, or on issues of a party nature during a specified time; as, there were two pairs on the final vote.
  • (n.) In a mechanism, two elements, or bodies, which are so applied to each other as to mutually constrain relative motion.
  • (v. i.) To be joined in paris; to couple; to mate, as for breeding.
  • (v. i.) To suit; to fit, as a counterpart.
  • (v. i.) Same as To pair off. See phrase below.
  • (v. t.) To unite in couples; to form a pair of; to bring together, as things which belong together, or which complement, or are adapted to one another.
  • (v. t.) To engage (one's self) with another of opposite opinions not to vote on a particular question or class of questions.
  • (v. t.) To impair.

Example Sentences:

  • (1) The distance between the end of fic and the start of pabA was 31 base pairs.
  • (2) 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.
  • (3) 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.
  • (4) This value is about 30 times higher than the association constant for guanine-cytosine base pair formation under the same experimental conditions.
  • (5) For related pairs, both the primes (first pictures) and targets (second pictures) varied in rated "typicality" (Rosch, 1975), being either typical or relatively atypical members of their primary superordinate category.
  • (6) 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.
  • (7) Fifty-two pairs of canine femora were tested to failure in four-point bending.
  • (8) Other DNase I hypersensitive sites located adjacent to the S14 cap site at -65 to -265 base pairs (Hss-1) or upstream at -1.3 kb (Hss-2), -2.1 kb (Hss-3'), -5.3 kb (Hss-4), and -6.2 kb (Hss-5) remained unaffected by changes in S14 gene transcription.
  • (9) Delta roc, which extends from base pairs 41883 to 43825, overlaps the nin5 deletion, which extend from base pairs 40501 to 43306.
  • (10) In all cases, endocrine cells immunoreactive to only one of the paired antisera were detected except for anti-glucagon and anti-glucagon-like peptide 1, which always immunostained the same cells.
  • (11) Arterial-type flows produced a pair of vortex sinks downstream of the branching port.
  • (12) Benzaldehyde's in cherries and cherrystones and amaretto, so it's immediately a base to pair things with."
  • (13) The lengths and heights of the scalae tympani in ten pairs of serially sectioned temporal bones were measured by an adaptation of the serial section method of cochlear reconstruction.
  • (14) Paired tolbutamide and glucose infusions using a square wave technique demonstrated that although early phase insulin secretion is dimished in the fetus, this is not due to an absolute deficiency of stored insulin.
  • (15) The distribution of the amino acid pairs, i, i + 1 in alpha-helical configurations does not differ from the random pairing.
  • (16) Male Sprague Dawley rats either trained (T, N = 9) for 11 wk on a rodent treadmill, remained sedentary, and were fed ad libitum (S, N = 8) or remained sedentary and were food restricted (pair fed, PF, N = 8) so that final body weights were similar to T. After training, T had significantly higher red gastrocnemius muscle citrate synthase activity compared with S and PF.
  • (17) We propose that, for a GC base pair in B conformation, there are two amino proton exchangeable states--a cytosine amino proton exchangeable state and a guanine amino proton exchangeable state; both require the disruption of only the corresponding interbase H bond.
  • (18) Whole gastrocnemius muscles were incubated in Ringer's solution enriched with H2-17O; the paired contralateral gastrocnemius muscles were incubated in a similar solution enriched with deuterons, as well.
  • (19) The building block of cytokeratin IFs is a heterotypic tetramer, consisting of two type I and two type II polypeptides arranged in pairs of laterally aligned coiled coils.
  • (20) For example, stem pairing with a sequence other than wild-type resulted in normal protein binding in vitro but derepression of protein synthesis in vivo.

Twosome


Definition:

Example Sentences:

  • (1) The Telegraph Twosome doesn't look quite so clever when the totals of those killed and seriously injured (KSI) are combined.
  • (2) Fusing hip-hop and horror movies with east coast hardcore, expect a lively and raucous affair from this New Jersey twosome.
  • (3) Before cult success with their dark, cinematic Channel 4 sketch show, this twosome (originally a threesome) were a popular live act on the Edinburgh fringe.
  • (4) Like the best twosomes, the Pajama Men have an almost telepathic relationship.
  • (5) The previous year, the Boosh (not yet Mighty) had played the Pleasance; in 2002, Mat (Gavin and Stacey) Horne starred as one half of short-lived twosome Mat and Mackinnon.
  • (6) The skit features the twosome as Bryce Shivers (Ronseal tan, lilac cravat) and Lisa Eversman (think Linda Barker at her most deranged), a pair of designers who think anything from teapots and tote bags to toast can be spruced up by daubing a silhouette of a bird on it.
  • (7) The advisers behind the birth of Mayism: dream team or terrible twosome?
  • (8) After its sadly inevitable demise in 1987, The Tube did make a comeback (of sorts) on Sky1 in 1999, with The Apocalypse Tube aping the format and the location of the original, but opting for the gruesome twosome of Chris Moyles and Donna Air as hosts.
  • (9) Any list of talented twosomes must include Mel and Sue, perhaps the most obvious inheritors of French and Saunders' mantle - they wrote for F&S early in their careers and, like them, share an offstage friendship that translates into an almost telepathic partnership in front of the camera.
  • (10) Over and against this view the author draws attention to the non-verbal structures in the twosome relationship between analysand and therapist.
  • (11) The whole film ends up feeling weighed down: though Man of Steel bounds from one epic setpiece to another, you're left with the nagging feeling that you just can't work out what the central twosome see in each other."