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.
A measure, in music, is a measurement of time that contains a specific number of pulses defined by a time signature. Depending on the time value, a pulse, or a group of pulses, make-up a beat. A measure contains a natural division of strong beats and weak beats. Depending on the time signature, certain beats within a measure are naturally accented.