資料來源 : Webster's Revised Unabridged Dictionary (1913)

Vocal \Vo"cal\, a. [L. vocalis, fr. vox, vocis, voice: cf. F.
   vocal. See {Voice}, and cf. {Vowel}.]
   1. Of or pertaining to the voice or speech; having voice;
      endowed with utterance; full of voice, or voices.

            To hill or valley, fountain, or fresh shade, Made
            vocal by my song.                     --Milton.

   2. Uttered or modulated by the voice; oral; as, vocal melody;
      vocal prayer. ``Vocal worship.'' --Milton.

   3. Of or pertaining to a vowel or voice sound; also, ?poken
      with tone, intonation, and resonance; sonant; sonorous; --
      said of certain articulate sounds.

   4. (Phon.)
      (a) Consisting of, or characterized by, voice, or tone
          produced in the larynx, which may be modified, either
          by resonance, as in the case of the vowels, or by
          obstructive action, as in certain consonants, such as
          v, l, etc., or by both, as in the nasals m, n, ng;
          sonant; intonated; voiced. See {Voice}, and {Vowel},
          also Guide to Pronunciation, [sect][sect] 199-202.
      (b) Of or pertaining to a vowel; having the character of a
          vowel; vowel.

   {Vocal cords} or {chords}. (Anat.) See {Larynx}, and the Note
      under {Voice}, n., 1.

   {Vocal fremitus} [L. fremitus a dull roaring or murmuring]
      (Med.), the perceptible vibration of the chest wall,
      produced by the transmission of the sonorous vibrations
      during the act of using the voice.

   {Vocal music}, music made by the voice, in distinction from
      {instrumental music}; hence, music or tunes set to words,
      to be performed by the human voice.

   {Vocal tube} (Anat.), the part of the air passages above the
      inferior ligaments of the larynx, including the passages
      through the nose and mouth.

Chord \Chord\, n. [L chorda a gut, a string made of a gut, Gr.
   ?. In the sense of a string or small rope, in general, it is
   written cord. See {Cord}.]
   1. The string of a musical instrument. --Milton.

   2. (Mus.) A combination of tones simultaneously performed,
      producing more or less perfect harmony, as, the common
      chord.

   3. (Geom.) A right line uniting the extremities of the arc of
      a circle or curve.

   4. (Anat.) A cord. See {Cord}, n., 4.

   5. (Engin.) The upper or lower part of a truss, usually
      horizontal, resisting compression or tension. --Waddell.

   {Accidental, Common, & Vocal} {chords}. See under
      {Accidental}, {Common}, and {Vocal}.

   {Chord of an arch}. See Illust. of {Arch}.

   {Chord of curvature}, a chord drawn from any point of a
      curve, in the circle of curvature for that point.

   {Scale of chords}. See {Scale}.