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Knot vs Sphere - What's the difference?

knot | sphere | Related terms |

Knot is a related term of sphere.


As a verb knot

is (knyta).

As a noun sphere is

sphere.

knot

English

Etymology 1

From (etyl) cnotta, from (etyl) , compare Latin nodus and its Romance successors.

Noun

(en noun)
  • A looping of a piece of string or of any other long, flexible material that cannot be untangled without passing one or both ends of the material through its loops.
    • Climbers must make sure that all knots are both secure and of types that will not weaken the rope.
  • (of hair, etc) A tangled clump.
    • The nurse was brushing knots from the protesting child's hair.
  • A maze-like pattern.
  • * Milton
    • Flowers worthy of paradise, which, not nice art / In beds and curious knots , but nature boon / Poured forth profuse on hill, and dale, and plain.
  • (mathematics) A non-self-intersecting closed curve in (e.g., three-dimensional) space that is an abstraction of a knot (in sense 1 above).
    • A knot can be defined as a non-self-intersecting broken line whose endpoints coincide: when such a knot is constrained to lie in a plane, then it is simply a polygon.
        A knot in its original sense can be modeled as a mathematical knot''' (or link) as follows: if the knot is made with a single piece of rope, then abstract the shape of that rope and then extend the working end to merge it with the standing end, yielding a mathematical '''knot'''. If the knot is attached to a metal ring, then that metal ring can be modeled as a trivial '''knot''' and the pair of '''knots''' become a link. If more than one mathematical ' knot (or link) can be thus obtained, then the simplest one (avoiding detours) is probably the one which one would want.
  • A difficult situation.
    • I got into a knot when I inadvertently insulted a policeman.
  • * South
    • A man shall be perplexed with knots , and problems of business, and contrary affairs.
  • The whorl left in lumber by the base of a branch growing out of the tree's trunk.
    • When preparing to tell stories at a campfire, I like to set aside a pile of pine logs with lots of knots , since they burn brighter and make dramatic pops and cracks.
  • Local swelling in a tissue area, especially skin, often due to injury.
    • Jeremy had a knot on his head where he had bumped it on the bedframe.
  • A protuberant joint in a plant.
  • Any knob, lump, swelling, or protuberance.
  • * Tennyson
    • With lips serenely placid, felt the knot / Climb in her throat.
  • The point on which the action of a story depends; the gist of a matter.
    • the knot of the tale
  • (engineering) A node.
  • A kind of epaulet; a shoulder knot.
  • A group of people or things.
  • * Shakespeare
    • his ancient knot of dangerous adversaries
  • * Sir Walter Scott
    • As they sat together in small, separate knots , they discussed doctrinal and metaphysical points of belief.
  • * 1968, Bryce Walton, Harpoon Gunner , Thomas Y. Crowell Company, NY, (1968), page 20,
    • He pushed through knots of whalemen grouped with their families and friends, and surrounded by piles of luggage.
  • A bond of union; a connection; a tie.
  • * Shakespeare
    • with nuptial knot
  • * Bishop Hall
    • ere we knit the knot that can never be loosed
    Related terms
    * get knotted * Gordian knot * granny knot * knot theory * knotty * red knot * reef knot * slipknot * unknot * Windsor knot

    Verb

    (knott)
  • To form into a knot; to tie with a knot or knots.
    • We knotted the ends of the rope to keep it from unravelling.
  • * Tennyson
    • as tight as I could knot the noose
  • To form wrinkles in the forehead, as a sign of concentration, concern, surprise, etc.
    • She knotted her brow in concentration while attempting to unravel the tangled strands.
  • To unite closely; to knit together.
    • (Francis Bacon)
  • (obsolete, rare) To entangle or perplex; to puzzle.
    • Synonyms
    * (form into a knot) bind, tie * (form wrinkles in forehead) knit
    Antonyms
    * (form into a knot) loosen, unbind, unknot, untie

    See also

    * * braid * bruise * hickey * knit * loop * plait * tangle * tie * weave

    Etymology 2

    From the practice of counting the number of knots in the log-line (as it plays out) in a standard time. Traditionally spaced at one every 1/120th of a mile.

    Noun

    (en noun)
  • (nautical) A unit of speed, equal to one nautical mile per hour.
    • Cedric claimed his old yacht could make 12 knots .
  • (slang) A nautical mile (incorrectly)
    • See also
    *

    Etymology 3

    Supposed to be derived from the name of (King Canute), with whom the bird was a favourite article of food. See the species epithet canutus .

    Noun

    (en-noun)
  • One of a variety of shore birds; the red-breasted sandpiper (variously Calidris canutus or ).

    • See also

    * (Red Knot)

    Anagrams

    * ----

    sphere

    English

    (wikipedia sphere)

    Alternative forms

    * (archaic) * sphear (archaic)

    Noun

    (en noun)
  • (mathematics) A regular three-dimensional object in which every cross-section is a circle; the figure described by the revolution of a circle about its diameter .
  • A spherical physical object; a globe or ball.
  • * Milton
    • Of celestial bodies, first the sun, / A mighty sphere , he framed.
  • * 2011 , Piers Sellers, The Guardian , 6 July:
    • So your orientation changes a little bit but it sinks in that the world is a sphere , and you're going around it, sometimes under it, sideways, or over it.
  • * 1635 , John Donne, "His parting form her":
    • Though cold and darkness longer hang somewhere, / Yet Phoebus equally lights all the Sphere .
  • (historical, astronomy, mythology) Any of the concentric hollow transparent globes formerly believed to rotate around the Earth, and which carried the heavenly bodies; there were originally believed to be eight, and later nine and ten; friction between them was thought to cause a harmonious sound (the music of the spheres ).
  • *, vol.1, p.153:
    • It is more simplicitie to teach our children[t]he knowledge of the starres, and the motion of the eighth spheare , before their owne.
  • * 1646 , (Thomas Browne), Pseudodoxia Epidemica , I.6:
    • They understood not the motion of the eighth sphear from West to East, and so conceived the longitude of the Stars invariable.
  • (mythology) An area of activity for a planet; or by extension, an area of influence for a god, hero etc.
  • (figuratively) The region in which something or someone is active; one's province, domain.
  • * 1946 , (Bertrand Russell), History of Western Philosophy , I.20:
    • They thought – originally on grounds derived from religion – that each thing or person had its or his proper sphere , to overstep which is ‘unjust’.
  • (geometry) The set of all points in three-dimensional Euclidean space (or n -dimensional space, in topology) that are a fixed distance from a fixed point .
  • (logic) The extension of a general conception, or the totality of the individuals or species to which it may be applied.

    • Synonyms

    * (object) ball, globe, orb * (region of activity) area, domain, field, orbit, sector * (in geometry) (''topology ) * See celestial sphere * See celestial body

    Derived terms

    * blogosphere * sphere of influence * sphere of interest

    Related terms

    * atmosphere * hemisphere * ionosphere * planisphere * spherical * spheroid * stratosphere * troposphere

    See also

    * ball (in topology ) * Mathworld article on the sphere *

    Verb

    (spher)
  • To place in a sphere, or among the spheres; to ensphere.
  • * Shakespeare
    • The glorious planet Sol / In noble eminence enthroned and sphered / Amidst the other.
  • To make round or spherical; to perfect.
    • (Tennyson)
    (Webster 1913)

    Anagrams

    * * ----