plane of section
31Section plane — En géométrie, une section plane est l intersection d un solide ou d une surface avec un plan. Une conique est la section d une cône avec un plan. En éducation, l étude des sections planes, conjuguée avec celle de patrons et, plus récemment, l… …
32section — noun 1》 any of the more or less distinct parts into which something is or may be divided or from which it is made up. ↘N. Amer. a measure of land, equal to one square mile. ↘chiefly N. Amer. a particular district of a town. ↘NZ a… …
33section — 1 / sekSFn/ noun 1 PLACE/OBJECT (C) one of the parts that something, such as an object or place is divided into (+ of): The spoons go in the front section of the drawer. | one of the older sections of Philadelphia | Decorate the torte with orange …
34plane section — noun (geometry) the area created by a plane cutting through a solid • Syn: ↑section • Topics: ↑geometry • Hypernyms: ↑area, ↑expanse, ↑surface area …
35SECTION — n. f. T. didactique Action de couper, de diviser ou Résultat de cette action. La section d’un tendon, d’un nerf. Il se dit, dans le langage courant, de l’Une des divisions ou subdivisions dans lesquelles se partage un ouvrage, un traité, un… …
36section — /ˈsɛkʃən / (say sekshuhn) noun 1. a part cut off or separated. 2. a distinct portion of a book, writing, newspaper, or the like; a subdivision, as of a chapter; a division of a legal code. 3. one of a number of parts that can be fitted together… …
37Section (mathematics) — In mathematics, section can refer to: * Section (category theory), also in homological algebra, and including: ** Section (fiber bundle), in topology * Section (group theory), a subquotient of a group * Cross section (geometry), the intersection… …
38section — A plot of the shape and details of a cave in a particular intersecting plane, called the section plane, which is usually vertical [25] …
39section — sec•tion [[t]ˈsɛk ʃən[/t]] n. 1) a distinct subdivision of anything, as an object or community 2) a distinct part or subdivision of a newspaper, legal code, chapter, etc 3) a part that is cut off or separated 4) one of a number of parts that can… …
40Plane problem — Problem Prob lem, n. [F. probl[ e]me, L. problema, fr. Gr. ? anything thrown forward, a question proposed for solution, fr. ? to throw or lay before; ? before, forward + ? to throw. Cf. {Parable}. ] [1913 Webster] 1. A question proposed for… …
