| 单词 | knot |
| 释义 | knot knot1 —knotless, adj. —knotlike, adj. /not/, n. , v. , knotted, knotting. n. 1. an interlacing, twining, looping, etc., of a cord, rope, or the like, drawn tight into a knob or lump, for fastening, binding, or connecting two cords together or a cord to something else. 2. a piece of ribbon or similar material tied or folded upon itself and used or worn as an ornament. 3. a group or cluster of persons or things: a knot of spectators. 4. the hard, cross-grained mass of wood at the place where a branch joins the trunk of a tree. 5. a part of this mass showing in a piece of lumber, wood panel, etc. 6. Anat. , Zool. a protuberance or swelling on or in a part or process, as in a muscle. 7. a protuberance in the tissue of a plant; an excrescence on a stem, branch, or root; a node or joint in a stem, esp. when of swollen form. 8. any of various fungal diseases of trees characterized by the formation of an excrescence, knob, or gnarl. 9. an involved, intricate, or difficult matter; complicated problem. 10. Naut. a. a unit of speed equal to one nautical mile or about 1.15 statute miles per hour. b. a unit of 47 feet 3 inches (13.79 meters) on a log line, marked off by knots. c. a nautical mile. 11. a bond or tie: the knot of matrimony. 12. Also called joint, node. Math. in interpolation, one of the points at which the values of a function are assigned. 13. tie the knot, Informal. to marry: They will tie the knot in November. v.t. 14. to tie in a knot; form a knot in. 15. to secure or fasten by a knot. 16. to form protuberances, bosses, or knobs in; make knotty. v.i. 17. to become tied or tangled in a knot. 18. to form knots or joints. [bef. 1000; (n.) ME knot(te), OE cnotta; c. D knot, G knoten to KNIT; (v.) ME, deriv. of the n.] Syn. 3. company, band, crew, gang, crowd. 7. lump, knob, gnarl. 9. perplexity, puzzle, conundrum. knot2 /not/, n. either of two large sandpipers, Calidris canutus or C. tenuirostris, that breed in the Arctic and winter in the Southern Hemisphere. Also called grayback. [1425-75; late ME; orig. uncert.] |
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