Dictionary and Thesaurus

Definition of Fundamental

• (a.) Pertaining to the foundation or basis; serving for the foundation. Hence: Essential, as an element, principle, or law; important; original; elementary; as, a fundamental truth; a fundamental axiom.
• (n.) A leading or primary principle, rule, law, or article, which serves as the groundwork of a system; essential part, as, the fundamentals of the Christian faith.

Synonyms of Fundamental

• Fundamental Frequency
• First Harmonic
• Cardinal
• Central
• Key
• Primal
• Rudimentary
• Underlying
• Profound

Antonyms of Fundamental

Homophones of Fundamental