The Latin decubitus (meaning lying down) is related to cubitum (the elbow) reflecting the fact the Romans habitually rested on their elbows when they reclined. Adult Skin Problems Slideshow Quiz: Is Ringworm Contagious?
In music theory, an interval is the difference between two pitches. An interval may be described as horizontal, linear, or melodic if it refers to successively sounding tones, such as two adjacent pitches in a melody, and vertical or harmonic if it pertains to simultaneously sounding tones, such as in a chord.
Music. 1  a musical sound of definite pitch, consisting of several relatively simple constituents called partial tones, the lowest of which is called the fundamental tone and the others harmonics or overtones. 2  an interval equivalent to two semitones; a whole tone; a whole step.