1

**:**a portion cut off from a geometric figure by one or more points, lines, or planes: such as

a

**:**the area of a circle bounded by a chord and an arc of that circle

b

**:**the part of a sphere cut off by a plane or included between two parallel planes

c

**:**the finite part of a line between two points in the line

seg·ment
ˈseg-ˌment

segmented; segmenting; segments

**:**to separate into segments

**:**give off as segments

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Merriam-Webster unabridged
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