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Segment   /sˈɛgmənt/  /sˌɛgmˈɛnt/   Listen
noun
Segment  n.  
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.



verb
Segment  v. i.  (Biol.) To divide or separate into parts in growth; to undergo segmentation, or cleavage, as in the segmentation of the ovum.






Collaborative International Dictionary of English 0.48








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"Segment" Quotes from Famous Books



... resignation. I will only add, that while working in one of his fields, he unearthed a stone of considerable size, then another, and then two more; and observing that they had been placed in order, as if forming the segment of a circle, he proceeded carefully to uncover the soil, and brought into view a beautiful Druid's temple, of perfect, though small dimensions. In order to make his farm more compact, he exchanged this field for another, and, I am sorry to add, the new proprietor destroyed ...
— The Prose Works of William Wordsworth • William Wordsworth

... of about fifteen inches in average length, although I have taken them from Newfoundland pups fully thirty inches long. It is a semi-transparent entozoon; each segment is long compared to its breadth, and narrowed at both ends. Each joint has, when detached, ...
— Dogs and All About Them • Robert Leighton

... companions, looking at a man who was making pendulums with bits of thread and little balls of clay. He had delineated a segment of a circle on the wall with chalk, and marked their different vibrations by intersecting it with cross lines. A decent-looking man came up, and smiling at the maniac, turned to Harley, and told him that gentleman ...
— The Man of Feeling • Henry Mackenzie

... same page, I find quoted Dr. Johnston's observation that "when specimens of this plant were somewhat rudely pulled up, the flower-stalk, previously erect, almost immediately began to bend itself backwards, and formed a more or less perfect segment of a circle; and so also, if a specimen is placed in the Botanic box, you will in a short time find that the leaves have curled themselves backwards, and now conceal the ...
— Proserpina, Volume 2 - Studies Of Wayside Flowers • John Ruskin

... a cloud nearly overhead assumed the shape of a section of our fortifications, the segment of a circle, with the triangle penetrating through from the north. These shapes were distinctly defined. Could the operations beneath have produced this phenomenon? was it accidental? or a portent of the ...
— A Rebel War Clerk's Diary at the Confederate States Capital • John Beauchamp Jones


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