division

n.

1. The act or result of dividing

   separation, separating, detachment, apportionment, sharing, partition, parting, partitioning, distribution, severance, divorce, dissociation, cutting, disseverance, carving, subdivision, subdividing, dismemberment, disconnecting, disconnection, distinction, distinguishing, classification, selection, segmenting, segmentation, sectioning, parceling, analysis, diagnosis, dissection, autopsy, reduction, breaking down, breaking up, compartmentalization, districting, rending, scissure, splitting, disuniting, disunion, disassociation, breaking, breakdown, fracture, fissure, branching, divergence, bisection, bipartition, demarcation, disjuncture, contrasting, departmentalizing, schizogenesis, fission, schizogony, mitosis, meiosis.

   Antonyms union*, joining, gluing.

2. A part produced by dividing

   section, kind, sort, portion, compartment, share, split, member, subdivision, parcel, segment, fragment, sector, department, category, branch, ramification, fraction, dividend, measure, percentage, percentile, degree, piece, slice, lump, wedge, cut, lobe, front, movement, column, book, chapter, decade, verse, canto, phrase, clause, line, paragraph, act, scene, episode, passage, apartment, cell, class, moiety, race, clan, tribe, caste, group, unit; see also army 2, class 1, 2, 3, department 1, 2, part 1.

3. Discord or disunion

   dissension, disagreement, breach, schism; see sense 1; disagreement 1, dispute.

4. Something that divides

   dividing line, partition, boundary, divider; see barrier, boundary.

5. An organized area

   province, country, state, dominion, shire, department, district, county, municipality, city, town, canton, village, commune, ward, township, residency, constituency, bishopric, prelacy, parish, range; see also nation 1, territory 2. See syn. study at part.