noun - a continuous range or sequence of something, such as wavelengths of light, or the range of different opinions, activities, or qualities
noun, formal - the act of making something shorter by cutting off a part of it
noun - the quality of being one of a kind, special, or unlike anything else
noun - the internal diameter of a gun barrel, or the diameter of a bullet
noun, literary - the edge or margin of a steep place or of land bordering water