Size, magnitude, extent of anything; in medicine, often refers to the height of a wave, such as on an electrocardiogram.
Amount, extent, size, abundance, or fullness.
Tube travel refers to the distance covered by the x-ray tube during the exposure of tomographic radiography or any body section x-ray equipment. As the tube travels a greater distance, the resulting image exhibits a thinner cross-sectional slice or cut.
The range between the two furthest points reached by a swinging pendulum.