Synonyms for Main:
core, interior, median, focal, central, midway, midmost, nuclear, innermost, pivotal, middle, halfway.
•principal, predominant (adjective)
foremost, prime, major, primary, central, paramount, premier, cardinal, leading, chief, capital.
n.blockage, carry, airlock, culvert, downspout, conduit, clog, cutoff, cesspit, back up. elementary, foremost, top, number one, key, paramount, basic, first, prime, cardinal, major, leading, capital, premier. •main (noun)
intense, independent, primary, of import, important, chief, principal, briny.
brink, ocean, brine, sea, deep.
•pipe for system (noun)
foremost, study at principal.
Usage examples for main
I've got a clear conscience; that's the main thing. – Project Gutenberg, Deep Waters, by W.W. Jacobs by W.W. Jacobs