• Hungarian: távolság, köz
• Portuguese: separação

• Hungarian: különélés
• Portuguese: separação

• ttbc Aramaic: אבדלתא (avdaltah) (2, 3)

Separation may refer to several different subjects:

• Separation processes, in chemistry
• Flow separation, separation of a fluid boundary layer from the surface of a solid body moving relative to the fluid
• Legal separation, a legal status where married couples may disentangle their finances without divorce
• Separation (United States military), process by which a service member leaves active duty
• Separation mastering, in music recording
• Separation (Air Traffic Control),rules to minimise the risk of collision between aircraft in flight
• Separation of church and state, the idea that religion and government functions should be separate
• Separation axioms, concepts in the area of mathematics called topology
• Separated sets, related concept in topology, two sets disjoint from the other's closure

Jim Crow, aberration, aesthetic distance, alien, alienation, alteration, analysis, analyzation, anatomization, anatomizing, anatomy, annulment, apartheid, apartness, assay, assaying, atomization, barrier, bolting, brattice, breach, breach of friendship, break, breakdown, breaking down, breaking up, breakup, broken home, broken marriage, buffer, buffer state, bulkhead, bumper, centrifugence, change, clarification, clearance, cleavage, cleft, cloison, colature, collision mat, color bar, compass, contradistinction, cordon, cordon sanitaire, cordoning off, cushion, deactivation, decentralization, decree of nullity, deep space, demarcation, demobilization, deployment, depths of space, destructive distillation, desynonymization, detachment, deviation, diaphragm, diaspora, dichotomy, differencing, differentiation, disaffection, disassociation, disbandment, disconnection, discrimination, disequalization, disfavor, disintegration, disjointedness, disjunction, dismemberment, dismissal, disorganization, dispersal, dispersion, disruption, dissection, dissepiment, dissociation, dissolution, dissolution of marriage, distance, distillation, distinction, distinctiveness, distinguishment, disunion, disunity, divarication, divergence, divergency, diversification, dividedness, dividing line, dividing wall, division, divorce, divorcement, docimasy, edulcoration, elution, elutriation, essentialization, estrangement, ethnocentrism, exclusiveness, extent, extraction, falling-out, fanning, fanning out, farness, fender, filtering, filtration, fission, foreigner, fracture, fracturing, fragmentation, grasswidowhood, gravimetric analysis, hairsplitting, individualization, individuation, infinity, insularity, insulation, interlocutory decree, interseptum, isolation, isolationism, keeping apart, know-nothingism, leaching, leeway, length, light-years, lixiviation, margin, mat, microscopic distinction, midriff, midsection, mileage, modification, narrowness, nice distinction, nuance, open rupture, out-group, outcast, outsider, pad, panel, paries, parochialism, parsecs, particularization, parting, partition, party wall, percolation, persona non grata, personalization, perspective, piece, privacy, privatism, privatization, property line, proximate analysis, purification, quantitative analysis, quarantine, quarantine flag, race hatred, racial segregation, range, reach, recall of ambassadors, recess, reclusion, reduction to elements, refinement, release, remoteness, resolution, retirement, retreat, riddling, rift, rupture, rustication, sanitary cordon, schism, scission, screening, seclusion, secrecy, segmentation, segregation, semimicroanalysis, separate maintenance, separateness, separatism, septulum, septum, sequestration, severalization, severance, shade of difference, shattering, shedding, shock pad, sieving, sifting, snobbishness, space, span, specialization, spiritualization, splaying, splendid isolation, split, split-up, splitting, spread, spreading, spreading out, straining, stranger, stretch, stride, subdivision, sublimation, subtle distinction, tightness, trichoschistism, trichotomy, variation, wall, way, ways, winnowing, withdrawal, xenophobia, yellow flag, yellow jack