thorough

1 having no exceptions or restrictions had thorough access to the files for her research Synonyms all-out, arrant, blank, blooming [chiefly British], bodacious [Southern & Midland], categorical (also categoric), clean, complete, consummate, cotton-picking, crashing, damn, damned, dead, deadly, definite, downright, dreadful, fair, flat, flat-out, out-and-out, outright, perfect, plumb, profound, pure, rank, regular, sheer, simple, stark, stone, straight-out, absolute, thoroughgoing, total, unadulterated, unalloyed, unconditional, unmitigated, unqualified, utter, veryRelated Words authentic, classic, genuine, real, veritable; constant, endless, eternal, perpetual, undying, unremitting; extreme, unrestricted; confirmed, habitual, hopeless, inveterate; extraordinary, frightful, horrible, huge, main, superlative, supreme, surpassing, terrible, terrificNear Antonyms doubtful, dubious, equivocal, qualified, questionable, restricted, uncertain

2 including many small descriptive features thorough analysis of the current crisis in Asia Synonyms blow-by-blow, circumstantial, elaborate, full, minute, particular, particularized, detailedRelated Words enumerated, inventoried, itemized, listed, numerated; delineated, specific, specified; abundant, copious; comprehensive, encyclopedic, exhausting, exhaustive, inclusionary, inclusive, in-depth, omnibus, panoramic, thoroughgoing; accurate, correct, exact, precise; complete, entire, replete; distinct, explicit, sharp; mapped (out); descriptive, graphic (also graphical), picturesque, vividNear Antonyms brief, compact, concise, crisp, pithy, short, succinct, terse; abbreviated, abridged, curtailed, cut, pruned, shortened, trimmed; ambiguous, indeterminate, nebulous, nondescript, sketchy, vague; bird's-eye, broad, general, nonspecific, overall, unspecifiedAntonyms compendious, summary

3 trying all possibilities a thorough search of the building that turned up no evidence of a bomb Synonyms all-out, clean, complete, comprehensive, full-scale, out-and-out, exhaustive, thoroughgoing, totalRelated Words broad, extensive, far-reaching, in-depth, sweeping, wide, wide-ranging; general, global, inclusive, methodical (also methodic), systematic; no-holds-barred, unhampered, unrestrainedNear Antonyms aimless, desultory, haphazard, hit-or-miss, random; cursory, shallow, slipshod, superficial; limited, narrow, restricted

4 covering everything or all important points a very thorough textbook on respiratory disorders Synonyms all-embracing, all-in [chiefly British], all-inclusive, broad-gauge (or broad-gauged), compendious, complete, comprehensive, cover-all, cyclopedic, embracive, exhaustive, full, global, inclusive, in-depth, omnibus, panoramic, encyclopedic, universalRelated Words broad, catholic, encyclical, general, inclusionary, overall; cosmic (also cosmical), extensive, far, far-reaching, grand, large, panoptic, sweeping, vast, wide, wide-ranging; blanket, indiscriminate, unrestrictedNear Antonyms circumscribed, limited, narrow, restricted, specialized; exact, precise; individual, singular, specific; incomplete, patchy, sketchy