-stiv, -tēv also -təv adjective
: serving or tending to exhaust : testing all possibilities or considering all the elements : thorough
an exhaustive investigation
exhaustive list
: complete
exhaustive methylation
• ex·haus·tive·ly -tə̇vlē, -li adverb
• ex·haus·tive·ness -tivnə̇s, -tēv- also -təv- noun -es