section.
A cutting; a part cut out from the rest of something.
Meaning & usage
A cutting; a part cut out from the rest of something.
A part, piece, subdivision of anything.
A part, piece, subdivision of anything. A group of instruments in an orchestra.
The horn section is the group of symphonic musicians who play the French horn.
A part of a document, especially a major part; often notated with §.
An act or instance of cutting.
A cross-section (image that shows an object as if cut along a plane).
A cross-section (image that shows an object as if cut along a plane). A cross-section perpendicular the longitudinal axis of an aircraft in flight.
A cross-section (image that shows an object as if cut along a plane). A function that generalizes the notion of the graph of a function; formally, a continuous right inverse to the projection map of a fiber bundle.
A cross-section (image that shows an object as if cut along a plane). A right inverse of a morphism in some category
A cross-section (image that shows an object as if cut along a plane). An object which is defined by analogy with sections of fiber bundles but in a more general setting (that of sheaves). Formally, an element of the image of an open set under the action of a (pre-)sheaf.
An incision or the act of making an incision.
An incision or the act of making an incision. Ellipsis of Caesarean section.
thin section, a thin slice of material prepared as a specimen for research.
A taxonomic rank below the genus (and subgenus if present), but above the species.
An informal taxonomic rank below the order ranks and above the family ranks.
A group of 10-15 soldiers led by a non-commissioned officer and forming part of a platoon.
A piece of residential land; a plot.
Synonym of square mile, a unit of land area, especially in the contexts of Canadian surveys and American land grants and legal property descriptions.
The symbol §, denoting a section of a document.
A sequence of rock layers.
Archeological section; vertical plane and cross-section of the ground to view its profile and stratigraphy; part of an archeological sequence.
Angle section, L-section, angle iron, steel angle, slotted angle.
A class in a school; a group of students in a regularly scheduled meeting with a teacher in a certain school year or semester or school quarter year.
Where this word comes from
From Middle English seccioun, from Old French section, from Latin sectiō (“cutting, cutting off, excision, amputation of diseased parts of the body, etc.”), from sectus, past participle of secāre (“to cut”). More at saw.
To cut, divide or separate into pieces.
To reduce to the degree of thinness required for study with the microscope.
To commit (a person) to a hospital for mental health treatment as an involuntary patient. So called after various sections of legal acts regarding mental health.
To perform a cesarean section on (someone).
Where this word comes from
From Middle English seccioun, from Old French section, from Latin sectiō (“cutting, cutting off, excision, amputation of diseased parts of the body, etc.”), from sectus, past participle of secāre (“to cut”). More at saw.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.