Meaning of HARMONIC in English

I. här-ˈmä-nik adjective

Date: 1570

1. : musical

2. : of or relating to musical harmony or a harmonic

3. : pleasing to the ear : harmonious

4. : of an integrated nature : congruous

• har·mon·i·cal·ly -ni-k(ə-)lē adverb

II. noun

Date: 1777


a. : overtone ; especially : one whose vibration frequency is an integral multiple of that of the fundamental

b. : a flutelike tone produced on a stringed instrument by touching a vibrating string at a nodal point

2. : a component frequency of a complex wave (as of electromagnetic energy) that is an integral multiple of the fundamental frequency

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.