# Harmonic

Harmonic
Harmonic Har*mon"ic (h[aum]r*m[o^]n"[i^]k), Harmonical Har*mon"ic*al (-[i^]*kal), a. [L. harmonicus, Gr. "armoniko`s; cf. F. harmonique. See {Harmony}.] 1. Concordant; musical; consonant; as, harmonic sounds. [1913 Webster]

Harmonic twang! of leather, horn, and brass. --Pope. [1913 Webster]

2. (Mus.) Relating to harmony, -- as melodic relates to melody; harmonious; esp., relating to the accessory sounds or overtones which accompany the predominant and apparent single tone of any string or sonorous body. [1913 Webster]

3. (Math.) Having relations or properties bearing some resemblance to those of musical consonances; -- said of certain numbers, ratios, proportions, points, lines, motions, and the like. [1913 Webster]

{Harmonic interval} (Mus.), the distance between two notes of a chord, or two consonant notes.

{Harmonical mean} (Arith. & Alg.), certain relations of numbers and quantities, which bear an analogy to musical consonances.

{Harmonic motion}, the motion of the point A, of the foot of the perpendicular PA, when P moves uniformly in the circumference of a circle, and PA is drawn perpendicularly upon a fixed diameter of the circle. This is simple harmonic motion. The combinations, in any way, of two or more simple harmonic motions, make other kinds of harmonic motion. The motion of the pendulum bob of a clock is approximately simple harmonic motion.

{Harmonic proportion}. See under {Proportion}.

{Harmonic series} or {Harmonic progression}. See under {Progression}.

{Spherical harmonic analysis}, a mathematical method, sometimes referred to as that of {Laplace's Coefficients}, which has for its object the expression of an arbitrary, periodic function of two independent variables, in the proper form for a large class of physical problems, involving arbitrary data, over a spherical surface, and the deduction of solutions for every point of space. The functions employed in this method are called spherical harmonic functions. --Thomson & Tait.

{Harmonic suture} (Anat.), an articulation by simple apposition of comparatively smooth surfaces or edges, as between the two superior maxillary bones in man; -- called also {harmonia}, and {harmony}.

{Harmonic triad} (Mus.), the chord of a note with its third and fifth; the common chord. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

Synonyms:

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• harmonic — [här män′ik] adj. [L harmonicus < Gr harmonikos < harmonia, HARMONY] 1. harmonious in feeling or effect; agreeing 2. Math. designating or of a harmonic progression 3. Music a) of or pertaining to harmony rather than to melody or rhythm b) …   English World dictionary

• harmonic — 1560s, relating to music; earlier (c.1500) armonical tuneful, harmonious, from L. harmonicus, from Gk. harmonikos harmonic, musical, skilled in music, from harmonia (see HARMONY (Cf. harmony)). Meaning relating to harmony is from 1660s. The noun …   Etymology dictionary

• harmonic — ► ADJECTIVE 1) relating to or characterized by harmony. 2) Music relating to or denoting a harmonic or harmonics. ► NOUN Music ▪ an overtone accompanying a fundamental tone at a fixed interval, produced by vibration of a string, column of air,… …   English terms dictionary

• Harmonic — Har*mon ic (h[aum]r*m[o^]n [i^]k), n. (Mus.) A musical note produced by a number of vibrations which is a multiple of the number producing some other; an overtone. See {Harmonics}. [1913 Webster] …   The Collaborative International Dictionary of English

• harmonic — англ. [хамо/ник] harmonique фр. [армони/к] harmonisch нем. [хармо/ниш] гармонический, гармоничный ◊ harmonie tone англ. [хамо/ник то/ун] обертон, флажолет …   Словарь иностранных музыкальных терминов

• Harmonic — This article is about the components of periodic signals. For other uses, see Harmonic (disambiguation). The nodes of a vibrating string are harmonics. A harmonic of a wave is a component frequency of the signal that is an integer multiple of the …   Wikipedia

• harmonic — [hα: mɒnɪk] adjective 1》 relating to or characterized by harmony: a four chord harmonic sequence. 2》 Music relating to or denoting a harmonic or harmonics. 3》 Mathematics relating to a harmonic progression.     ↘Physics of or denoting components… …   English new terms dictionary

• harmonic — adj. & n. adj. 1 of or characterized by harmony; harmonious. 2 Mus. a of or relating to harmony. b (of a tone) produced by vibration of a string etc. in an exact fraction of its length. 3 Math. of or relating to quantities whose reciprocals are… …   Useful english dictionary

• harmonic — [[t]hɑː(r)mɒ̱nɪk[/t]] harmonics 1) ADJ: usu ADJ n Harmonic means composed, played, or sung using two or more notes which sound right and pleasing together. I had been looking for ways to combine harmonic and rhythmic structures. 2) N COUNT: usu… …   English dictionary

• harmonic — A vibration whose frequency is an even multiple of another vibration or fundamental frequency. The first harmonic of a 200 Hz vibration has a frequency of 200 Hz. This is also its fundamental frequency. The second harmonic will have a frequency… …   Aviation dictionary