A part of an organism that is typically self-contained and has a specific vital function, such as the heart or liver in humans. The heart is an essential organ that pumps blood throughout the body.
A large musical instrument having rows of tuned pipes sounded by compressed air, and played using one or more keyboards. The church organ filled the hall with its majestic sound during the service.
A newspaper or periodical that serves as a means of communication for a particular organization or group. The company's monthly organ provides updates and news to all employees.
An agency or administrative division of a larger body that carries out a specific function. The Security Council is the principal organ of the United Nations responsible for maintaining peace.
He made a crude joke about his organ at the party.