| slovo | definícia |
knot
(mass) | knot
- uzol |
knot
(encz) | knot,hrbol Zdeněk Brož |
knot
(encz) | knot,uzel n: Zdeněk Brož |
knot
(czen) | knot,wickn: Zdeněk Brož |
knot
(gcide) | Node \Node\ (n[=o]d), n. [L. nodus; perh. akin to E. knot. Cf.
Noose, Nowed.]
1. A knot, a knob; a protuberance; a swelling.
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2. Specifically:
(a) (Astron.) One of the two points where the orbit of a
planet, or comet, intersects the ecliptic, or the
orbit of a satellite intersects the plane of the orbit
of its primary.
(b) (Bot.) The joint of a stem, or the part where a leaf
or several leaves are inserted.
(c) (Dialing) A hole in the gnomon of a dial, through
which passes the ray of light which marks the hour of
the day, the parallels of the sun's declination, his
place in the ecliptic, etc.
(d) (Geom.) The point at which a curve crosses itself,
being a double point of the curve. See Crunode, and
Acnode.
(e) (Mech.) The point at which the lines of a funicular
machine meet from different angular directions; --
called also knot. --W. R. Johnson.
(f) (Poet.) The knot, intrigue, or plot of a piece.
(g) (Med.) A hard concretion or incrustation which forms
upon bones attacked with rheumatism, gout, or
syphilis; sometimes also, a swelling in the
neighborhood of a joint. --Dunglison.
(h) (Mus) One of the fixed points of a sonorous string,
when it vibrates by aliquot parts, and produces the
harmonic tones; nodal line or point.
(i) (Zool.) A swelling.
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3. (Math., Computers) A special point in a graph or diagram
which is attached to other points by links. It is often
labeled and represented graphically as a box or circle. A
node may represent any object which is related to other
objects in a conceptual structure that can be represented
as a graph, the relations being represented as links
between the nodes.
[PJC]
4. (Anat.) A small mass of tissue differing from other tissue
in its immediate vicinity; as, a lymph node.
[PJC]
Ascending node (Astron.), the node at which the body is
passing northerly, marked with the symbol [astascending],
called the Dragon's head. Called also northern node.
Descending node, the node at which the body is moving
southwardly, marked thus [astdescending], called Dragon's
tail.
Line of nodes, a straight line joining the two nodes of an
orbit.
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Knot
(gcide) | Knot \Knot\ (n[o^]t), n. [OE. knot, knotte, AS. cnotta; akin to
D. knot, OHG. chnodo, chnoto, G. knoten, Icel. kn[=u]tr, Sw.
knut, Dan. knude, and perh. to L. nodus. Cf. Knout,
Knit.]
1.
(a) A fastening together of the parts or ends of one or
more threads, cords, ropes, etc., by any one of
various ways of tying or entangling.
(b) A lump or loop formed in a thread, cord, rope. etc.,
as at the end, by tying or interweaving it upon
itself.
(c) An ornamental tie, as of a ribbon.
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Note: The names of knots vary according to the manner of
their making, or the use for which they are intended;
as, dowknot, reef knot, stopper knot, diamond knot,
etc.
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2. A bond of union; a connection; a tie. "With nuptial knot."
--Shak.
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Ere we knit the knot that can never be loosed. --Bp.
Hall.
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3. Something not easily solved; an intricacy; a difficulty; a
perplexity; a problem.
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Knots worthy of solution. --Cowper.
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A man shall be perplexed with knots, and problems of
business, and contrary affairs. --South.
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4. A figure the lines of which are interlaced or intricately
interwoven, as in embroidery, gardening, etc. "Garden
knots." --Bacon.
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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.
--Milton.
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5. A cluster of persons or things; a collection; a group; a
hand; a clique; as, a knot of politicians. "Knots of
talk." --Tennyson.
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His ancient knot of dangerous adversaries. --Shak.
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Palms in cluster, knots of Paradise. --Tennyson.
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As they sat together in small, separate knots, they
discussed doctrinal and metaphysical points of
belief. --Sir W.
Scott.
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6. 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.
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7. A knob, lump, swelling, or protuberance.
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With lips serenely placid, felt the knot
Climb in her throat. --Tennyson.
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8. A protuberant joint in a plant.
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9. The point on which the action of a story depends; the gist
of a matter. [Obs.]
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I shoulde to the knotte condescend,
And maken of her walking soon an end. --Chaucer.
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10. (Mech.) See Node.
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11. (Naut.)
(a) 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.
Hence:
(b) A nautical mile, or 6080.27 feet; as, when a ship
goes nautical eight miles an hour, her speed is said
to be eight knots.
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12. A kind of epaulet. See Shoulder knot.
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13. (Zool.) 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.
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Note: The name is said to be derived from King Canute, this
bird being a favorite article of food with him.
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The knot that called was Canutus' bird of old,
Of that great king of Danes his name that still
doth hold,
His appetite to please that far and near was
sought. --Drayton.
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Knot
(gcide) | Knot \Knot\, v. t. [imp. & p. p. Knotted; p. pr. & vb. n.
Knotting.]
1. To tie in or with, or form into, a knot or knots; to form
a knot on, as a rope; to entangle. "Knotted curls."
--Drayton.
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As tight as I could knot the noose. --Tennyson.
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2. To unite closely; to knit together. --Bacon.
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3. To entangle or perplex; to puzzle. [Obs. or R.]
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Knot
(gcide) | Knot \Knot\, v. i.
1. To form knots or joints, as in a cord, a plant, etc.; to
become entangled.
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Cut hay when it begins to knot. --Mortimer.
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2. To knit knots for fringe or trimming.
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3. To copulate; -- said of toads. [R.] --Shak.
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knot
(wn) | knot
n 1: a tight cluster of people or things; "a small knot of women
listened to his sermon"; "the bird had a knot of feathers
forming a crest"
2: any of various fastenings formed by looping and tying a rope
(or cord) upon itself or to another rope or to another object
3: a hard cross-grained round piece of wood in a board where a
branch emerged; "the saw buckled when it hit a knot"
4: something twisted and tight and swollen; "their muscles stood
out in knots"; "the old man's fists were two great gnarls";
"his stomach was in knots" [syn: knot, gnarl]
5: a unit of length used in navigation; exactly 1,852 meters;
historically based on the distance spanned by one minute of
arc in latitude [syn: nautical mile, mile, mi, {naut
mi}, knot, international nautical mile, air mile]
6: soft lump or unevenness in a yarn; either an imperfection or
created by design [syn: slub, knot, burl]
7: a sandpiper that breeds in the Arctic and winters in the
southern hemisphere [syn: knot, greyback, grayback,
Calidris canutus]
v 1: make into knots; make knots out of; "She knotted her
fingers"
2: tie or fasten into a knot; "knot the shoelaces"
3: tangle or complicate; "a ravelled story" [syn: ravel,
tangle, knot] [ant: ravel, ravel out, unknot,
unpick, unravel, unscramble, untangle] |
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