deducement 1. To come to a conclusion, often without all the necessary or relevant information, but using what is known in a logical way. 2. To come to a conclusion by inference from a general principle. 3. A general term for reaching a conclusion based on evidence. 4. To trace the origin or derivation of; for example, a word or other piece of inf... Found on http://www.wordinfo.info/words/index/info/view_unit/2734/3