1.  segment(n = noun.artifact) section - one of several parts or pieces that fit with others to constitute a whole object; "a section of a fishing rod"; "finished the final segment of the road"; "metal sections were used below ground"
Derived form verb segment₁

2.  segment(n = noun.object) - one of the parts into which something naturally divides; "a segment of an orange"
Derived form verb segment₁, verb segment₂

1.  segment(v = verb.contact) section - divide into segments; "segment a compound word"; "segment an orange"
Derived form noun segment₁, noun segment₂, noun segmentation₂
Sample sentences: Somebody ----s something; Something ----s something

2.  segment(v = verb.contact) - divide or split up; "The cells segmented"
Derived form noun segment₂
Sample sentences: Something ----s

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. [1913 Webster]

2.  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. [1913 Webster]

3.  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. [1913 Webster]

4.  One of the cells or division formed by segmentation, as in egg cleavage or in fissiparous cell formation. [1913 Webster]

   To divide or separate into parts in growth; to undergo segmentation, or cleavage, as in the segmentation of the ovum. [1913 Webster]

segment, n. & v.
--n.
1 each of several parts into which a thing is or can be divided or marked off.
2 Geom. a part of a figure cut off by a line or plane intersecting it, esp.: a the part of a circle enclosed between an arc and a chord. b the part of a line included between two points. c the part of a sphere cut off by any plane not passing through the centre.
3 the smallest distinct part of a spoken utterance.
4 Zool. each of the longitudinal sections of the body of certain animals (e.g. worms).
--v. usu.
1 intr. & tr. divide into segments.
2 intr. Biol. (of a cell) undergo cleavage or divide into many cells.

Derivative:
segmental adj. segmentalize v.tr. (also -ise). segmentalization n. segmentally adv. segmentary adj. segmentation n.

Etymology:
L segmentum f. secare cut

N  part, portion, dose, item, particular, aught, any, division, ward, subdivision, section, chapter, clause, count, paragraph, verse, article, passage, sector, segment, fraction, fragment, cantle, frustum, detachment, parcel, piece, lump, bit cut, cutting, chip, chunk, collop, slice, scale, lamina, small part, morsel, particle, installment, dividend, share, debris, odds and ends, oddments, detritus, excerpta, member, limb, lobe, lobule, arm, wing, scion, branch, bough, joint, link, offshoot, ramification, twig, bush, spray, sprig, runner, leaf, leaflet, stump, component part, sarmentum, compartment, department, county, fractional, fragmentary, sectional, aliquot, divided, in compartments, multifid, disconnected, partial, partly, in part, partially, piecemeal, part by part, by by installments, by snatches, by inches, by driblets, bit by bit, inch by inch, foot by foot, drop by drop, in detail, in lots.

N  information, enlightenment, acquaintance, knowledge, publicity, data, communication, intimation, notice, notification, enunciation, annunciation, announcement, communiqu_e, representation, round robin, presentment, case, estimate, specification, report, advice, monition, news, return, account, statement, mention, acquainting, instruction, outpouring, intercommunication, communicativeness, informant, authority, teller, intelligencer, reporter, exponent, mouthpiece, informer, eavesdropper, delator, detective, sleuth, mouchard, spy, newsmonger, messenger, amicus curiae, valet de place, cicerone, pilot, guide, guidebook, handbook, vade mecum, manual, map, plan, chart, gazetteer, itinerary, hint, suggestion, innuendo, inkling, whisper, passing word, word in the ear, subaudition, cue, byplay, gesture, gentle hint, broad hint, verbum sapienti, a word to the wise, insinuation, information theory, bit, byte, word, doubleword, quad word, paragraph, segment, magnetic media, paper medium, optical media, random access memory, RAM, read-only memory, ROM, write once read mostly memory, WORM, informed, communique, reported, published, expressive, explicit plain spoken, (artless), nuncupative, nuncupatory, declaratory, expository, enunciative, communicative, communicatory, from information received, a little bird told me, I heard it through the grapevine.