segment (redirected from bronchopulmonary segment)

segment

(1) Any partition, reserved area, partial component or piece of a larger structure. See overlay.

(2) One of the bars that make up a single character in an LED or LCD display.

(3) For DOS segment addressing, see paragraph.

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segment

1. Maths

a. a part of a line or curve between two points

b. a part of a plane or solid figure cut off by an intersecting line, plane, or planes, esp one between a chord and an arc of a circle

2. Zoology any of the parts into which the body or appendages of an annelid or arthropod are divided

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segment [′seg·mənt]

(analytical chemistry)

A specific, demarcated portion of a lot of a substance that is to be chemically analyzed.

(computer science)

A single section of an overlay program structure, which can be loaded into the main memory when and as needed.

In some direct-access storage devices, a hardware-defined portion of a track having fixed data capacity.

(mathematics)

A segment of a line or curve is any connected piece.

A segment of a circle is a portion of the circle bounded by a chord and an arc subtended by the chord.

A segment of a totally ordered Abelian groupGis a subsetDofGsuch that ifais inDthen so are all elementsbsatisfying -a≤b≤a.

(navigation)

In air operations, a basic functional division of an instrument approach procedure; it bears a fixed orientation with respect to the course to be flown; it is assigned specific geometric coordinates which uniquely determine its position; the location of the segment is assigned with respect to the obstacles in the operations area.

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segment - /seg'ment/ 1. A collection of pages in a memory management system. 2. A separately relocatable section of an executable program. Unix executables have a text segment (executable machine instructions), a data segment (initialised data) and a bss segment (uninitialised data). 3. network segment. 4. To experience a segmentation fault. Confusingly, the stress is often put on the first syllable, like the noun "segment", rather than the second like mainstream verb "segment". This is because it is actually a noun shorthand that has been verbed. 5. A block of memory in a segmented address space.