|1.||[ adjective ] most important element|
|Synonyms:||principal chief primary|
"the chief aim of living" "the main doors were of solid glass" "the principal rivers of America" "the principal example" "policemen were primary targets"
|2.||[ noun ] (geography) any very large body of (salt) water|
|Related terms:||body_of_water hydrosphere high_sea deep offing territorial_waters territorial_water|
|3.||[ adjective ] (grammar) of a clause; able to stand alone syntactically as a complete sentence|
"the main (or independent) clause in a complex sentence has at least a subject and a verb"
|Related terms:||dependent grammar|
|4.||[ adjective ] of force; of the greatest possible intensity|
"by main strength"
|5.||[ noun ] Last name, frequency rank in the U.S. is 2342|
|6.||[ noun ] a principal pipe in a system that distributes water or gas or electricity or that collects sewage|
|Related terms:||pipe sewer_main water_main gas_main electric_main infrastructure|