English Reference
noun · adjective

harmonic

n. · adj.
US /hɑɹˈmɑnɪk/ UK /hɑːmˈɒnɪk/ har·mon·ic UK spelling harmonics

  1. 01 C1 Advanced Technical Music

    n.a higher, softer sound that happens at the same time as a main musical note.

    n.a component frequency of a complex signal that is an integer multiple of the fundamental frequency.

    Simple

    The guitar player touched the string lightly to produce a clear, ringing harmonic.

    In context

    By lightly touching the string at its midpoint, the cellist isolated the first harmonic, producing a tone exactly one octave above the open string.

    Usage

    Often used in the plural when discussing the rich quality of a sound.

    overtonepartial
  2. 02 C2 Proficiency Technical Math

    n.a specific type of mathematical function used to study shapes or waves.

    n.a function that satisfies Laplace's equation, often used in the study of potentials and spherical masses.

    Simple

    The professor explained how to use a spherical harmonic to solve the physics problem.

    In context

    The researcher applied spherical harmonics to model the gravitational potential of the irregularly shaped asteroid.

  3. 03 B2 Upper Intermediate Music

    adj.sounding very pleasant, peaceful, or beautiful together.

    adj.characterised by harmony; pleasing to the ear through the combination of simultaneous notes.

    Simple

    The choir filled the church with a beautiful harmonic sound.

    In context

    The composer's later works moved away from traditional harmonic structures toward a more dissonant, experimental style.

    melodiousconsonanttuneful
    dissonantdiscordant
  4. 04 C2 Proficiency Technical Science

    adj.describing how certain sounds in a word must match each other.

    adj.relating to vowel harmony, where vowels within a word must belong to the same class, such as front or back vowels.

    Simple

    Turkish is a language known for its harmonic vowel system.

    In context

    The suffix changes its form to maintain harmonic balance with the root word's final vowel.


From Latin harmonicus, from Ancient Greek ἁρμονικός (harmonikós), from ἁρμονία (harmonía, “harmony”). By surface analysis, harmony + -ic.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin Ancient Greek ἁρμονικός
Level C1 · Advanced
Frequency Frequent
Updated