har·mon·ic
här-ˈmä-nik 
1
: musical
2
: of or relating to musical harmony or a harmonic
3
: pleasing to the ear : harmonious
4
: of an integrated nature : congruous
1
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
Synonyms of harmonic
Relevance
Adjective
Examples of harmonic in a Sentence
Adjective
the desire to live the kind of harmonic life in which work and family are perfectly balanced
Recent Examples on the Web
Neetika Walter, Interesting Engineering, 13 Apr. 2026
This vast bundle of life and existence whirrs continually, creating the comforting harmonic tone that defines this place.
—Stephen Trimble, Denver Post, 8 Apr. 2026
Chris Jones, Chicago Tribune, 16 Apr. 2026
At the monthly event, her patrons gather at the store, select a mattress (alone or with a friend), get cozy and swap the static of the world for the soothing harmonics of Moon’s quartz bowls.
—Rebecca Leib, Los Angeles Times, 13 Apr. 2026
See All Example Sentences for harmonic
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Adjective
In testing, the researchers observed a 10,000-fold increase in efficiency in second harmonic generation, a process used to convert light from one frequency to another.
—Neetika Walter, Interesting Engineering, 13 Apr. 2026
This vast bundle of life and existence whirrs continually, creating the comforting harmonic tone that defines this place.
—Stephen Trimble, Denver Post, 8 Apr. 2026
Noun
The other reason for picky old rockers to show up is that this company achieves some very powerful harmonics on many of those songs, utilizing Marriott’s immersive capabilities.
—Chris Jones, Chicago Tribune, 16 Apr. 2026
At the monthly event, her patrons gather at the store, select a mattress (alone or with a friend), get cozy and swap the static of the world for the soothing harmonics of Moon’s quartz bowls.
—Rebecca Leib, Los Angeles Times, 13 Apr. 2026
See All Example Sentences for harmonic
Cite this Entry
“Harmonic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/harmonic. Accessed 28 Apr. 2026.
Copy CitationKids Definition
harmonic
1 of 2 adjective
har·mon·ic
här-ˈmän-ik
: of or relating to musical harmony as opposed to melody or rhythm
harmonic
2 of 2 nounLove words? Need even more definitions?
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