triptych, n.
1 a a picture or relief carving on three panels, usu. hinged vertically together and often used as an altarpiece. b a set of three associated pictures placed in this way.
2 a set of three writing-tablets hinged or tied together.
3 a set of three artistic works.

Etymology

TRI-, after DIPTYCH

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THESAURUS

triptych

Domesday Book, abstract, abstraction, account book, address book, adversaria, album, altarpiece, annual, appointment calendar, appointment schedule, blankbook, block print, blotter, calendar, cashbook, catalog, classified catalog, clover, collage, color print, commonplace book, copy, court calendar, cyclorama, daub, daybook, desk calendar, deuce-ace, diary, diptych, docket, engagement book, engraving, fresco, icon, illumination, illustration, image, journal, leash, ledger, likeness, log, logbook, loose-leaf notebook, memo book, memorandum book, memory book, miniature, montage, mosaic, mural, notebook, pad, panorama, petty cashbook, photograph, picture, pocket notebook, pocketbook, police blotter, print, representation, reproduction, scrapbook, scratch pad, set of three, shamrock, spiral notebook, stained glass window, stencil, still life, table, tableau, tablet, tapestry, tercet, ternary, ternion, terzetto, three, threesome, tierce, trefoil, trey, triad, trialogue, triangle, tricorn, trident, triennium, trihedron, trilogy, trimester, trine, trinity, trinomial, trio, triphthong, triple crown, triple threat, triplet, triplopy, tripod, trireme, triseme, triskelion, trisul, triumvirate, triunity, trivet, troika, wall painting, workbook, writing tablet, yearbook

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