Definition for word section.

Dissection Dis*sec"tion, n. [Cf. F. dissection.] 1. The act of dissecting an animal or plant; as, dissection of the human body was held sacrilege till the time of Francis I. 2. Fig.: The act of separating or dividing for the purpose of critical examination. 3. Anything dissected; especially, some part, or the whole, of an animal or plant dissected so as to exhibit the structure; an anatomical so prepared. Dissection wound, a poisoned wound incurred during the dissection of a dead body., Section Sec"tion, n. [L. sectio, fr. secare, sectum, to cut; akin to E. saw a cutting instrument: cf. F. section. See Saw, and cf. Scion, Dissect, Insect, Secant, Segment.] 1. The act of cutting, or separation by cutting; as, the section of bodies. 2. A part separated from something; a division; a portion; a slice. Specifically: (a) A distinct part or portion of a book or writing; a subdivision of a chapter; the division of a law or other writing; a paragraph; an article; hence, the character [sect], often used to denote such a division. It is hardly possible to give a distinct view of his several arguments in distinct sections. --Locke. (b) A distinct part of a country or people, community, class, or the like; a part of a territory separated by geographical lines, or of a people considered as distinct. The extreme section of one class consists of bigoted dotards, the extreme section of the other consists of shallow and reckless empirics. --Macaulay. (c) One of the portions, of one square mile each, into which the public lands of the United States are divided; one thirty-sixth part of a township. These sections are subdivided into quarter sections for sale under the homestead and pre["e]mption laws. 3. (Geom.) The figure made up of all the points common to a superficies and a solid which meet, or to two superficies which meet, or to two lines which meet. In the first case the section is a superficies, in the second a line, and in the third a point. 4. (Nat. Hist.) A division of a genus; a group of species separated by some distinction from others of the same genus; -- often indicated by the sign [sect]. 5. (Mus.) A part of a musical period, composed of one or more phrases. See Phrase. 6. The description or representation of anything as it would appear if cut through by any intersecting plane; depiction of what is beyond a plane passing through, or supposed to pass through, an object, as a building, a machine, a succession of strata; profile. Note: In mechanical drawing, as in these Illustrations of a cannon, a longitudinal section (a) usually represents the object as cut through its center lengthwise and vertically; a cross or transverse section (b), as cut crosswise and vertically; and a horizontal section (c), as cut through its center horizontally. Oblique sections are made at various angles. In architecture, a vertical section is a drawing showing the interior, the thickness of the walls, ets., as if made on a vertical plane passed through a building. Angular sections (Math.), a branch of analysis which treats of the relations of sines, tangents, etc., of arcs to the sines, tangents, etc., of their multiples or of their parts. [R.] Conic sections. (Geom.) See under Conic. Section liner (Drawing), an instrument to aid in drawing a series of equidistant parallel lines, -- used in representing sections. Thin sections, a section or slice, as of mineral, animal, or vegetable substance, thin enough to be transparent, and used for study under the microscope. Syn: Part; portion; division. Usage: Section, Part. The English more commonly apply the word section to a part or portion of a body of men; as, a section of the clergy, a small section of the Whigs, etc. In the United States this use is less common, but another use, unknown or but little known in England, is very frequent, as in the phrases ``the eastern section of our country,' etc., the same sense being also given to the adjective sectional as, sectional feelings, interests, etc.

Explination we found from Wikipedia for section.

- section may refer to: section (botany) section (music) archaeological section histological section , a thin slice of tissue used for
- a caesarean section (also c-section, cesarean section) is a surgical procedure in which one or more incision s are made through a mother's
- in botany , a section (sectio) is a taxonomic rank below the genus , but above the species the subgenus, if present, is higher than the
- in u.s. land surveying under the public land survey system (plss), a section is an area nominally one square mile , containing 640 , acre
- a section is a small military unit in some armies. in many armies, it is a squad of seven to twelve soldiers. however in france and
- a platoon is a military unit typically composed of two to four sections or squad s depending on the nationality, branch of service, and
- in mathematics , a conic section (or just conic) is a curve obtained as the intersection of a cone (more precisely, a right circular
- date may 2013 administrative divisions in the sense of a company department , division (business file:world administrative levels.
- it is commonly performed by examining cells and tissues by sectioning and staining, followed by examination under a light microscope or
- in geometry , a cross section is the intersection of a figure in a 2-dimensional space with a line, or of a body in a 3-dimensional space

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