Reliability-centered maintenance is a vital maintenance strategy used by industries worldwide. Key synonyms for reliability-centered maintenance include proactive maintenance, predictive maintenance, and risk-based maintenance. Proactive maintenance is a planned maintenance technique aimed at preventing equipment failure. This technique aims to maximize equipment life and predict when maintenance is due. Predictive maintenance refers to analysis techniques that are used to evaluate the condition of equipment in order to predict when maintenance should be performed. Risk-based maintenance is a strategy that prioritizes maintenance based on the risks associated with failure. These synonyms highlight the importance of a well-structured reliability-centered maintenance program, which can improve reliability, reduce maintenance costs, and increase efficiency.