Meaning

noun any very large body of (salt) water

noun a principal pipe in a system that distributes water or gas or electricity or that collects sewage

adjective most important element

origin* As a Scottish surname, reduced from the North Germanic name Magnus. Also from the adjective main. * As a Scottish, English, French and Norman surname, from personal names derived from Proto-West Germanic *magan (“to be able”), similar to Mein. * As a Scottish, English and Norman surname, from the French province of Maine. Compare Mansell. * As a Scottish, English, and Norman surname, from the…

Etymology from Wiktionary, CC BY-SA 3.0