Usage refers to the way in which a word, phrase, or concept is employed in language or practice. It encompasses the rules and conventions that govern how language is used in different contexts, such as formal or informal settings. Understanding usage helps in effective communication and ensures clarity in conveying ideas. In addition to language, usage can also apply to the application of tools, resources, or systems. For example, the usage of software programs involves understanding their features and functions to maximize efficiency. Proper usage in various fields, such as technology or education, is essential for achieving desired outcomes.