cone

名词 n. 动词 v.
中文释义
英 /ˈkəʊn/    美 /ˈkoʊn/

英文释义

名词 n.
  1. A surface of revolution formed by rotating a segment of a line around another line that intersects the first line.
  2. A solid of revolution formed by rotating a triangle around one of its altitudes.
  3. A space formed by taking the direct product of a given space with a closed interval and identifying all of one end to a point.
  4. Anything in the general shape of a cone.; The fruit of a conifer or a similarly shaped fruit or flower head of certain other plants, such as banksias and proteas.
  5. Anything in the general shape of a cone.; A unit of volume, applied solely to marijuana and only while it is in a smokable state; roughly 1.5 cubic centimetres, depending on use.
  6. Anything in the general shape of a cone.; An ice cream cone.
  7. Anything in the general shape of a cone.; A traffic cone.
  8. Anything in the general shape of a cone.; A traffic cone.; A passenger on a cruise ship (that needs to be navigated around). broadly,slang
  9. Anything in the general shape of a cone.; A cone-shaped cannabis joint. slang
  10. Anything in the general shape of a cone.; A shell of the genus Conus, having a conical form.
  11. Any of the small cone-shaped structures in the retina.
  12. The bowl piece on a bong. slang
  13. The bowl piece on a bong.; The process of smoking cannabis in a bong. slang
  14. An object V together with an arrow going from V to each object of a diagram such that for any arrow A in the diagram, the pair of arrows from V which subtend A also commute with it. (Then V can be said to be the cone’s vertex and the diagram which the cone subtends can be said to be its base.)
    — A cone is an object (the apex) and a natural transformation from a constant functor (whose image is the apex of the cone and its identity morphism) to a diagram functor. Its components are projections from the apex to the objects of the diagram and it has a “naturality triangle” for each morphism in the diagram. (A “naturality triangle” is just a naturality square which is degenerate at its apex side.)
  15. A set of formal languages with certain desirable closure properties, in particular those of the regular languages, the context-free languages and the recursively enumerable languages.
动词 v.
  1. To fashion into the shape of a cone. transitive
  2. To form a cone shape. intransitive
    — Under the old method the material coned at the bottom of the borehole and as a result it would not go under houses and buildings.
  3. To segregate or delineate an area using traffic cones.
    — The area occupied by the works should be coned off and the usual advance warning signs should be provided on all approaches

词形变化

cones plural cones present,singular,third-person coning participle,present coned participle,past coned past

词汇关系

近义词
conical surface
衍生词
air cone anterocone berry-cone bicone bristlecone choose cone cinder cone circular cone cocone conal conebill cone biopsy cone bush cone cabbage cone cell cone connector cone flower cone-flower coneflower Conehead cone-headed coneheaded cone-in-cone coneless conelike conenose cone of confusion cone of death cone off cone of power cone of shame cone of silence cone of uncertainty cone pepper conepiece cone plant coner cone-shaped cone shell cone snail conetainer cone tracing conetronics cone wheat coneworm conic conic section coniform conization conoid conopeptide conotoxin cyrtocone decapicone deuterocone dicone Dirac cone discocone elliptospherocone endocone epicone fir-cone flying cone geography cone growth cone gyrocone helicocone hydraucone hypercone hypocone ice-cream cone ice cream cone intercone lava cone light cone mesocone metacone microcone mouth cone mud cone nanocone nose cone oligocone otocone overcone oxycone paracone pet cone phragmocone piezocone pine cone pine-cone pinecone platycone polar cone protocone pseudocone roller cone bit roller-cone bit seed cone semicone serpenticone shattercone shatter cone snowcone snow cone spatter cone spherical cone spherocone spruce cone storm cone subcone sugar cone sulfur cone sulphur cone tail cone textile cone toxocone traffic cone viewing cone volcanic cone waffle cone wind cone witch-hazel cone gall witch-hazel cone gall aphid
相关词
coign coin cuneiform quoin quean queen

词源

词源 1
From Middle English cone (“corner, angle”) and conoun (“cone”), from Medieval Latin cōnus, cōnon (“cone, wedge, peak”), from Ancient Greek κῶνος (kônos, “cone, spinning top, pine cone”). Reinforced by Middle French cone, from the same Graeco-Latin source.
词源 2
From Middle English cone (“corner, angle”) and conoun (“cone”), from Medieval Latin cōnus, cōnon (“cone, wedge, peak”), from Ancient Greek κῶνος (kônos, “cone, spinning top, pine cone”). Reinforced by Middle French cone, from the same Graeco-Latin source.
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