plane of section
11Plane of refraction — Plane Plane, n. [F. plane, L. plana. See {Plane}, v. & a.] 1. (Geom.) A surface, real or imaginary, in which, if any two points are taken, the straight line which joins them lies wholly in that surface; or a surface, any section of which by a… …
12Section de recherches — Titre original Section de recherches Genre Série policière Créateur(s) Steven Bawol Dominique Lancelot Pays d’origine  France …
13section — [sek′shən] n. [L sectio < sectus, pp. of secare, to cut: see SAW1] 1. the act or process of cutting or separating by cutting; specif., an incision in surgery 2. a) a part separated or removed by cutting; slice; division b) a very thin slice,… …
14section — ► NOUN 1) any of the more or less distinct parts into which something is divided or from which it is made up. 2) a distinct group within a larger body of people or things. 3) the shape resulting from cutting a solid by or along a plane. 4) a… …
15Section — 1) In anatomy, a slice of tissue. A biopsy obtained by surgery is usually sectioned (sliced), and these sections are inspected under a microscope. 2) In obstetrics, short for Caesarian section. 3) In surgery, the division of tissue during an… …
16plane — plane1 planeness, n. /playn/, n., adj., v., planed, planing. n. 1. a flat or level surface. 2. Geom. a surface generated by a straight line moving at a constant velocity with respect to a fixed point. 3. Fine Arts. an area of a two dimensional… …
17section — I. noun Etymology: Latin section , sectio, from secare to cut more at saw Date: 1534 1. a. the action or an instance of cutting or separating by cutting b. a part set off by or as if by cutting 2. a distinct part or portion of something written… …
18section — (sè ksion ; en vers, de trois syllabes) s. f. 1° Action de couper. Section des tendons. • Pourquoi les tyrans n ordonnaient ils pas la blessure au coeur ou la section des artères, dont on périt si rapidement ?, DIDER. Claude et Nér. I, 14.… …
19section — n. division of a newspaper 1) the business; classified; news; sports; travel section plane figure (geometry) 2) a conical; cross; vertical section group of instruments 3) a brass; percussion; string; woodwind section 4) in a section (to play in… …
20Plane (geometry) — Two intersecting planes in three dimensional space In mathematics, a plane is a flat, two dimensional surface. A plane is the two dimensional analogue of a point (zero dimensions), a line (one dimension) and a space (three dimensions). Planes can …
