This thesaurus to the evaluation field is not restricted to educational evaluation or to program evaluation, but also refers to product, personnel, and proposal evaluation, as well as to quality control, the grading of work samples, and to all the other areas in which disciplined evaluation is practiced. It contains many suggestions, procedures, comments, criticisms, definitions and distinctions. Criteria for inclusion of an entry were: (1) at least a few participants in workshops or classes requesting it; (2) a short account was possible; (3) the account was found useful; or (4) the author thought it should be included for the edification or More current slang and jargon have been included then is usual, because that is seen as a problem area. The statistics and measurement area is lightly treated because it is believed to be well covered in other works. Many terms from the federal/state contract process appear because evaluation is often funded in this way. References have been kept to a select few. Acronyms (around 100) appear in an appendix. (RL)