an implement consisting of a broad blade or scoop attached to a long handle, used for taking up, removing, or throwing loose matter, as earth, snow, or coal. 2. any fairly large contrivance or machine with a broad blade or scoop for taking up or removing loose matter: a steam shovel. 3. a shovelful.
Cone beam computed tomography. Cone beam computed tomography. MeSH. Cone beam computed tomography (or CBCT, also referred to as C-arm CT, cone beam volume CT, or flat panel CT) is a medical imaging technique consisting of X-ray computed tomography where the X-rays are divergent, forming a cone.
A truncated cone is the result of cutting a cone by a plane parallel to the base and removing the part containing the apex. The height is the line segment that joins the two bases perpendicularly. The radii are the radii of their bases.