Fundaments
Fundaments is the plural form of fundament, a term that denotes the basic underlying principles, elements, or foundations of a subject, system, or object. In modern English, the more common expressions are foundations, fundamentals, or basis, and fundaments is rarely used outside historical or specialized contexts. The word derives from Latin fundamenta via Old French and Middle English, and it historically referred to the structural base of a building or the ground beneath it, as well as the essential propositions of a theory.
In philosophy and science, fundaments sometimes appear in older scholarship to refer to the basic propositions
In music, the term fundamental or foundation of a pitch is standard; “fundaments” is not common in
See also: foundations, fundamentals, basis, groundwork, underlying principle.