main meaning and definition

MAIN noun

Definition of main (noun)

1. any very large body of (salt) water
   • synonyms: briny
2. a principal pipe in a system that distributes water or gas or electricity or that collects sewage

MAIN adjective

Definition of main (adjective)

1. 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"
   • synonyms: chief, master, primary, principal
2. (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"
   • synonyms: independent
   • antonym: dependent
3. of force; of the greatest possible intensity
   • "by main strength"