Definition of maintenance

The word "maintenance" originated from the Old French term "maintenaunce," which literally meant the act of keeping something in a particular state or condition. The term was adopted into Middle English during the Middle Ages as "mayntenauce" and later became "mayntenance" in Old English. In its earliest usage, "maintenance" referred to the action of maintaining a legal case in court or supporting a legal right or claim. Over time, the term expanded to encompass various other aspects of upkeep, care, preservation, and repair, including the upkeep of buildings and infrastructure, the continuation of a service or practice, and the provision of ongoing support or assistance. The meaning of "maintenance" has evolved over the centuries, but the core idea of preserving or sustaining something remains constant. Today, "maintenance" is used in a wide range of contexts, from managing a household or organization to ensuring the proper operation of machinery, vehicles, and other equipment. In technical and engineering fields, "maintenance" often refers specifically to the work required to keep equipment or systems functioning correctly over time, including routine inspections, repairs, and replacement of components. In general usage, "maintenance" often implies a level of required care or upkeep beyond initial installation or setup, and can suggest ongoing effort or expense.