Definition of Segment. Meaning of Segment. Synonyms of Segment
Here you will find one or more explanations in English for the word Segment.
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Definition of Segment
Segment Segment Seg"ment, n. [L. segmentum, fr. secare to cut, cut
off: cf. F. segment. See Saw a cutting instrument.]
1. One of the parts into which any body naturally separates
or is divided; a part divided or cut off; a section; a
portion; as, a segment of an orange; a segment of a
compound or divided leaf.
2. (Geom.) A part cut off from a figure by a line or plane;
especially, that part of a circle contained between a
chord and an arc of that circle, or so much of the circle
as is cut off by the chord; as, the segment acb in the
Illustration.
3. (Mach.)
(a) A piece in the form of the sector of a circle, or part
of a ring; as, the segment of a sectional fly wheel or
flywheel rim.
(b) A segment gear.
4. (Biol.)
(a) One of the cells or division formed by segmentation,
as in egg cleavage or in fissiparous cell formation.
(b) One of the divisions, rings, or joints into which many
animal bodies are divided; a somite; a metamere; a
somatome.
Segment gear, a piece for receiving or communicating
reciprocating motion from or to a cogwheel, consisting of
a sector of a circular gear, or ring, having cogs on the
periphery, or face.
Segment of a line, the part of a line contained between two
points on it.
Segment of a sphere, the part of a sphere cut off by a
plane, or included between two parallel planes.
Ventral segment. (Acoustics) See Loor, n., 5.
Segment Segment Seg"ment, v. i. (Biol.)
To divide or separate into parts in growth; to undergo
segmentation, or cleavage, as in the segmentation of the
ovum.
