1.  fascicle(n = noun.communication) fascicule - an installment of a printed work;
is a kind of installment, instalment

2.  fascicle(n = noun.body) fasciculus, fiber bundle, fibre bundle - a bundle of fibers (especially nerve fibers);
is a kind of nerve tissue, nervous tissue
is a part of nervous system, systema nervosum
has particulars: fornix, trigonum cerebrale, nerve, nervus

1.  A small bundle or collection; a compact cluster; as, a fascicle of fibers; a fascicle of flowers or roots. [1913 Webster]

2.  One of the divisions of a book published in parts; fasciculus. [Webster 1913 Suppl.]

fascicle, n.
1 (also fascicule) a separately published instalment of a book, usu. not complete in itself.
2 a bunch or bundle.
3 (also fasciculus) Anat. a bundle of fibres.

Derivative:
fascicled adj. fascicular adj. fasciculate adj. fasciculation n.

Etymology:
L fasciculus bundle, dimin. of fascis: see FASCES

N  assemblage, collection, collocation, colligation, compilation, levy, gathering, ingathering, muster, attroupement, team, concourse, conflux, congregation, contesseration, convergence, meeting, levee, reunion, drawing room, at home, conversazione, assembly, congress, convention, conventicle, gemote, conclave, posse, posse comitatus, Noah's ark, miscellany, collectanea, museum, menagerie, museology, crowd, throng, group, flood, rush, deluge, rabble, mob, press, crush, cohue, horde, body, tribe, crew, gang, knot, squad, band, party, swarm, shoal, school, covey, flock, herd, drove, atajo, bunch, drive, force, mulada, remuda, roundup, array, bevy, galaxy, corps, company, troop, troupe, task force, army, regiment, host, populousness, clan, brotherhood, fraternity, sorority, association, volley, shower, storm, cloud, group, cluster, Pleiades, clump, pencil, set, batch, lot, pack, budget, assortment, bunch, parcel, packet, package, bundle, fascine, fasces, bale, seron, seroon, fagot, wisp, truss, tuft, shock, rick, fardel, stack, sheaf, haycock, fascicle, fascicule, fasciculus, gavel, hattock, stook, accumulation, congeries, heap, lump, pile, rouleau, tissue, mass, pyramid, bing, drift, snowball, snowdrift, acervation, cumulation, glomeration, agglomeration, conglobation, conglomeration, conglomerate, coacervate, coacervation, coagmentation, aggregation, concentration, congestion, omnium gaterum, spicilegium, black hole of Calcutta, quantity, collector, gatherer, whip, whipper in, assembled, closely packed, dense, serried, crowded to suffocation, teeming, swarming, populous, as thick as hops, all of a heap, fasciculated cumulative, the plot thickens, acervatim, tibi seris tibi metis.