Section

Sec´tion

The act of cutting, or separation by cutting; as, the section of bodies.

A part separated from something; a division; a portion; a slice.

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 often used to denote such a division.

It is hardly possible to give a distinct view of his several arguments in distinct sections.

- Locke.

(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.

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.

(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 .

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 preëmption laws.

(Mus.) A part of a musical period, composed of one or more phrases. See Phrase.

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.

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.

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 section
a section or slice, as of mineral, animal, or vegetable substance, thin enough to be transparent, and used for study under the microscope.

Noun	1.	section - a self-contained part of a larger composition (written or musical); "he always turns first to the business section"; "the history of this work is discussed in the next section" Synonyms: subdivision
	2.	section - a very thin slice (of tissue or mineral or other substance) for examination under a microscope; "sections from the left ventricle showed diseased tissue"
	3.	section - a distinct region or subdivision of a territorial or political area or community or group of people; "no section of the nation is more ardent than the South"; "there are three synagogues in the Jewish section"
	4.	section - one of several parts or pieces that fit with others to constitute a whole object; "a section of a fishing rod"; "metal sections were used below ground"; "finished the final segment of the road" Synonyms: segment
	5.	section - a small team of policemen working as part of a police platoon
	6.	section - one of the portions into which something is regarded as divided and which together constitute a whole; "the written part of the exam"; "the finance section of the company"; "the BBC's engineering division" Synonyms: division, part
	7.	section - a land unit of 1 square mile measuring 1 mile on a side
	8.	section - (geometry) the area created by a plane cutting through a solid Synonyms: plane section
	9.	section - a division of an orchestra containing all instruments of the same class
	10.	section - a small army unit usually having a special function
	11.	section - a specialized division of a large organization; "you'll find it in the hardware department"; "she got a job in the historical section of the Treasury" Synonyms: department
	12.	section - a segment of a citrus fruit; "he ate a section of the orange"
	13.	section - the cutting of or into body tissues or organs (especially by a surgeon as part of an operation) Synonyms: surgical incision, incision
Verb	1.	section - divide into segments; "segment an orange"; "segment a compound word" Synonyms: segment

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