We found 8 dictionaries that define the word first harmonic:

General (7 matching dictionaries)

1. first harmonic: Collins English Dictionary
2. first harmonic: Vocabulary.com
3. first harmonic: Dictionary.com
4. first harmonic: Rhymezone
5. first harmonic: FreeDictionary.org
6. first harmonic: Mnemonic Dictionary
7. first harmonic: TheFreeDictionary.com

Computing (1 matching dictionary)

8. first harmonic: Encyclopedia

(Note: See first_harmonics as well.)

Definitions from WordNet (first harmonic) ▸ noun:  the lowest tone of a harmonic series Opposite: second harmonic, higher harmonic, overtone ▸ Words similar to first harmonic ▸ Usage examples for first harmonic ▸ Idioms related to first harmonic ▸ Wikipedia articles (New!) ▸ Words that often appear near first harmonic ▸ Rhymes of first harmonic ▸ Invented words related to first harmonic