MONITORING definition: 1. present participle of monitor 2. to watch and check a situation carefully for a period of time…. Learn more. Monitoring systems collect and analyze data to catch problems early. Learn how they work across IT, healthcare, and the environment. Monitoring helps detect issues before they affect users, ensuring high system reliability and smooth performance. It provides real-time visibility into system health, turning a complex system from a black box into a glass box for better decision-making. 2. The act of listening, carrying out surveillance on, and/or recording of enemy emissions for intelligence purposes. 3. The act of detecting the presence of radiation and the measurement thereof with radiation measuring instruments. Also called radiological monitoring. Monitoring is the continuous process of collecting, analyzing and using information to track the progress of a project, program, intervention or policy toward its intended objectives. Monitoring is the continuous process of collecting, analyzing, and using information to track the performance and health of an IT infrastructure. It serves as the eyes and ears of a DevOps team, providing visibility into whether systems are operating within their expected parameters. The meaning of MONITOR is a student appointed to assist a teacher. How to use monitor in a sentence. Monitoring of a program or intervention involves the collection of routine data that measures progress toward achieving program objectives. It is used to track changes in program outputs and performance over time. Monitoring is the systematic observation, measurement, and analysis of IT systems, applications, and infrastructure to ensure optimal performance, availability, and security. Monitoring and evaluation (often combined and referred to as M&E ) are processes used by organizations such as companies, government agencies, international organisations and NGOs, with the goal of improving their management of outputs, outcomes and impact.