Looking for online definition of MER or what MER stands for? MER is listed in the World's largest and most authoritative dictionary database of abbreviations and acronyms MER - What does MER stand for? The Free Dictionary
Principle, canon, rule imply something established as a standard or test, for measuring, regulating, or guiding conduct or practice. A principle is a general and fundamental truth that may be used in deciding conduct or choice: to adhere to principle.
Principal means 'primary' or 'chief' â like the principal of a school â while principle generally refers to a rule, law, or general truth. Principle is always used as a noun; principal is usually used as an adjective but can also be a noun.