1. Principles from which other truths can be derived
   "first you must learn the fundamentals";
   - basics, fundamental principle, basic principle, bedrock

1. Any factor that could be considered important to the understanding of a particular business
   "fundamentals include a company's growth, revenues, earnings, management, and capital structure"
    
2. The lowest tone of a harmonic series
   "The fundamental frequency of the violin string determined its pitch";
   - fundamental frequency, first harmonic

Type of: factor, harmonic, principle

Encyclopedia: Fundamentals