organ system
group of organs that work together to perform one or more functions; collection of organs joined in structural unit to serve a common function
en-US/ˈɑɹɡən ˈsɪstəm/
en-GB/ˈɔːɡən ˈsɪstəm/
group of organs that work together to perform one or more functions; collection of organs joined in structural unit to serve a common function