Adjective: thoroughgoing ,thur-u'gow-ing or ,thur-ow'gow-ing [N. Amer], ,thú-ru'gow-ing [Brit]
- Performed comprehensively and completely; not superficial or partial
"thoroughgoing research";
- exhaustive, thorough, in-depth
- Total or absolute (intensifier, usually emphasizing negative qualities)
"a thoroughgoing villain";
- arrant, complete, consummate, double-dyed, everlasting, gross, perfect, pure, sodding [Brit, informal], stark, staring, thorough, utter, unadulterated, rigorous, total
See also: complete, unmitigated