What's the difference between knob and knot?

Knob


Definition:

  • (n.) A hard protuberance; a hard swelling or rising; a bunch; a lump; as, a knob in the flesh, or on a bone.
  • (n.) A knoblike ornament or handle; as, the knob of a lock, door, or drawer.
  • (n.) A rounded hill or mountain; as, the Pilot Knob.
  • (n.) See Knop.
  • (v. i.) To grow into knobs or bunches; to become knobbed.

Example Sentences:

  • (1) The narrow intercellular ridge is smooth, whereas the epithelial cells have small cytoplasmic knobs between the cilia.
  • (2) The histochemical study of the LDH in the Trout embryo during the early organogenesis shows a specific localization in notochord cells, in mesodermic cells of the terminal knob and in some prosencephalic neuroblasts.
  • (3) Motor axons possessed elongate, irregularly shaped boutons en passant and morphologically variable boutons terminaux; the latter included huge endings with knobbed projectiles arising from thick collaterals, or smaller, round boutons from thin collaterals.
  • (4) Men might not have frills and furbelows as women traditionally do, but they’ve got spurious function: knobs on their watches or extra pockets on their jackets that are just as decorative as anything women wear.” 6.
  • (5) As with established cell lines, formation of zeiotic knobs at the isolated Type 1 cell surface appeared closely related to microfilamentous nets located beneath the plasmalemma.
  • (6) The isolated cells have an ovoid soma, a dendrite of variable length which terminates in a cilia-bearing knob and an axon, also of variable length.
  • (7) In addition, some reacted with either knob protrusions or caveolae of the host erythrocyte membrane; one reacted with a parasite-derived antigen present in the erythrocyte cytoplasm.
  • (8) "It might be that you think it's just a knob on the front panel, but maybe installing it requires you disassemble the front panel, and actually you need a mechanic to come and fit it," argues Rowley.
  • (9) wt from 80 to 95 kd in different knob-producing isolates of P. falciparum and is absent in knobless variants.
  • (10) To investigate environmental influences on the development of the olfactory epithelium, semi-thin sections were taken from the nasal septum of newborn and 30-day-old rabbits; the epithelial thickness and the number of olfactory knobs, supporting cells, dark basal cells, and receptor cells were compared.
  • (11) The spores of Rif-18 are pleomorphic and frequently exhibit terminal knobs.
  • (12) To investigate the involvement of actin filaments in concanavalin A (Con A)-induced cap formation and cytochalasin B (CB)-induced zeiotic knob migration, the distribution of F-actin was studied in Con A-treated and CB-treated Ehrlich ascites tumor cells (EATC) by fluorescence microscopy using heavy meromyosin conjugated with a fluorescent dye, N-(7-dimethylamino-4-methylcoumarinyl) maleimide, (DACM-HMM).
  • (13) 205 subjects each chose a "most pleasant" sound delivered through an earphone by turning the control knob on a continuously variable audio oscillator.
  • (14) Knobs which appear on the membrane of the infected erythrocytes adhere to the endothelium, causing the obstruction of cerebral microvessels.
  • (15) Cytoadherence of infected erythrocytes in vivo is associated with the presence of knobs on the erythrocyte surface, but we and others have shown recently that cytoadherence to C32 melanoma cells may occur in vitro in the absence of knobs.
  • (16) Systemic administration of the anti-inflammatory agent indomethacin blocked vascular leakage due to endothelial gap formation but had little or no effect on trophoblast knob penetration of vessels.
  • (17) After crossectomy which remains the most important stage, a short stripping is performed in an upward direction, substituting a packing for the olive shaped knob normally used.
  • (18) Under scanning electron microscopy, O. viverrini eggs looked like musk-melon skin; they had prominent shoulders and long knobs.
  • (19) Six culture-adapted knob-positive Plasmodium falciparum parasites, four of which were nonbinding in an in vitro cytoadherence assay, were tested for the presence of the knob-associated histidine-rich protein PfHRP1.
  • (20) Instead, there were free and spiral nerve terminals in the interstitium, and epilemmal knob-like or bouton-like endings surrounding non-encapsulated muscle fibers.

Knot


Definition:

  • (n.) A figure the lines of which are interlaced or intricately interwoven, as in embroidery, gardening, etc.
  • (n.) A fastening together of the pars or ends of one or more threads, cords, ropes, etc., by any one of various ways of tying or entangling.
  • (n.) A lump or loop formed in a thread, cord, rope. etc., as at the end, by tying or interweaving it upon itself.
  • (n.) An ornamental tie, as of a ribbon.
  • (n.) A bond of union; a connection; a tie.
  • (n.) Something not easily solved; an intricacy; a difficulty; a perplexity; a problem.
  • (n.) A cluster of persons or things; a collection; a group; a hand; a clique; as, a knot of politicians.
  • (n.) A portion of a branch of a tree that forms a mass of woody fiber running at an angle with the grain of the main stock and making a hard place in the timber. A loose knot is generally the remains of a dead branch of a tree covered by later woody growth.
  • (n.) A knob, lump, swelling, or protuberance.
  • (n.) A protuberant joint in a plant.
  • (n.) The point on which the action of a story depends; the gist of a matter.
  • (n.) See Node.
  • (n.) A division of the log line, serving to measure the rate of the vessel's motion. Each knot on the line bears the same proportion to a mile that thirty seconds do to an hour. The number of knots which run off from the reel in half a minute, therefore, shows the number of miles the vessel sails in an hour.
  • (n.) A nautical mile, or 6080.27 feet; as, when a ship goes eight miles an hour, her speed is said to be eight knots.
  • (n.) A kind of epaulet. See Shoulder knot.
  • (n.) A sandpiper (Tringa canutus), found in the northern parts of all the continents, in summer. It is grayish or ashy above, with the rump and upper tail coverts white, barred with dusky. The lower parts are pale brown, with the flanks and under tail coverts white. When fat it is prized by epicures. Called also dunne.
  • (v. t.) To tie in or with, or form into, a knot or knots; to form a knot on, as a rope; to entangle.
  • (v. t.) To unite closely; to knit together.
  • (v. t.) To entangle or perplex; to puzzle.
  • (v. i.) To form knots or joints, as in a cord, a plant, etc.; to become entangled.
  • (v. i.) To knit knots for fringe or trimming.
  • (v. i.) To copulate; -- said of toads.

Example Sentences:

  • (1) Two years ago I met a wonderful man and we now feel it’s time to tie the knot.
  • (2) The tinsel coiled around a jug of squash and bauble in the strip lighting made a golf-ball size knot of guilt burn in my throat.
  • (3) It is emphasized that surgeons should be more aware of the relationship of the holding power of surgical knots to not only the knot-typing technique but also the kind of suture material used.
  • (4) When a supercoiled substrate bearing two FLP target sequences in inverse orientation is treated with FLP, the products are multiply knotted structures that arise as a result of random entrapment of interdomainal supercoils.
  • (5) In principle, the more turns and throws the stronger the knot.
  • (6) Also numerous small knots on the small intestine, peritoneum, and omentum, as well as a considerable amount of ascites were observed.
  • (7) Suture knots are buried in the sclera to minimize the risk of late-onset endophthalmitis.
  • (8) The catheter with intact triple knots could be withdrawn without an invasive maneuver.
  • (9) A more detailed analysis of the products from recombination between wild-type sites indicates: (1) that the catenanes or knots produced by recombination are both simple and complex; (2) that the ratio of free products to catenanes is independent of the distance between the two directly repeated loxP sites; and (3) that for DNA substrates with four loxP sites significant recombination between non-adjacent sites occurs to give free circular products.
  • (10) This article studies the different knots, modalities and sutures.
  • (11) The mechanical performance of these sutures was judged by the following parameters: knot breakage force, configuration of secure knots, and knot run down force.
  • (12) This could be of important use in expediting root-knot nematode resistance (based on the Aps 1-linked resistance gene Mi) screening for breeding programs, or F1 testing for seed production purposes.
  • (13) After this manoeuvre, both the introducer and the small knot could be withdrawn from the jugular vein without further incident.
  • (14) The former appears characteristic of circularly bent DNA and gives rise to a substantial retardation, the latter of bending across a knot or kink in the DNA chain associated with a relatively minor retardation relative to standards.
  • (15) The suture appears to be solid, and the knots do not loosen.
  • (16) Now before you get your knickers in a knot, of course I love my children – and I do a decent job of caring for them.
  • (17) With respect to handling, knotting, tissue drag, absorption, and postoperative complications, the improved Dexon suture was found to be well suited for use in cataract surgery.
  • (18) The reduced phacoemulsification incision size in combination with a scleral pocket closed with a continuous single knotted 10-0 monofilament nylon suture under tonometric and keratometric control significantly dampens the changes in corneal astigmatism during the early and late postoperative periods.
  • (19) Two new triterpenoid saponins, wistariasaponins D [1] amd G [2], and the known saponin dehydrosoyasaponin I [3] were isolated from the knots of Wistaria brachybotrys.
  • (20) Loose ends in efforts to untangle the Gordian knot of Syria | Letters Read more “What is important is Russia has to not be engaged in any activities against anybody but [Isis],” secretary of state John Kerry said.