canalis
noun [ C ] medical specialized uk/kəˈnæl.ɪs/ us/kəˈnæl.ɪs/ canales /kəˈnæl.iːz/ /kəˈnæl.iːz/
（拉丁语，用于医学术语中）管道，通道
a Latin word meaning "canal" or "channel" (= a narrow tube through which substances can pass), used in medical names and descriptions