Forestry is a broad subject which deals on multidisciplinary aspects like silviculture, forest soils, properties of soils, forests policies, forest law, botany of tree species, surveying protection, logging which includes felling and conversion, transport, storage, mensuration, grading timber etc. Hence, this volume is edited with the objective to provide knowledge on the aspects of social and agro forestry terminologies. The coverage of terms is very broad and it is very hard to think more cherished source of information in forestry at a glance. Hence an attempt has been made to bring out a comprehensive glossary of technical terms used in the theory and practice of forestry. Each definition is considered a short lesson to be understandable as an independent entry. Moreover diagrammatic representations are also included in each subject for easy understanding of the terms. The glossary is made in such a way that it caters to all kinds of audiences, be it an amateur in the field or a veteran in the field and helps them in teaching and learning of forestry. Sincere efforts have been taken to make the readers immerse in the wonderful discipline to foresty.