#1
main s. [
chief, primary, principal, master] most important element; "the chief aim of living"; "the main doors were of solid glass"; "the principal rivers of America"; "the principal example"; "policemen were primary targets"; "the master bedroom"; "a master switch"
. wn #2
main n. [
briny] any very large body of (salt) water
. wn #3
main n. a principal pipe in a system that distributes water or gas or electricity or that collects sewage
. wn #4
main a. [
independent] (of a clause) capable of standing syntactically alone as a complete sentence; "the main (or independent) clause in a complex sentence has at least a subject and a verb"
. wn