This encyclopedic dictionary provides an authoritative and systematically organised reference to technical terms used across communication studies, library science, and information science. It brings together key concepts, terminologies, and professional expressions that are essential for understanding theory, practice, and research in these interrelated fields. The book is designed to clarify complex technical vocabulary and promote conceptual precision in academic, professional, and institutional contexts.

The work reflects the evolving nature of communication and information environments, incorporating terms related to traditional media, digital communication, library operations, information systems, and emerging technologies. Each entry is presented in a clear and concise manner, enabling readers to grasp meanings, contextual usage, and disciplinary relevance. By standardising terminology and reducing ambiguity, the dictionary supports effective scholarly communication and professional practice. It serves as a valuable reference for students, researchers, educators, librarians, information professionals, and practitioners who require reliable and accessible definitions of technical terms. This volume contributes to academic clarity and interdisciplinary understanding in an era of rapidly expanding information and communication landscapes.