(n)the replacement of an edge or solid angle (as in cutting a gemstone) by a plane (especially by a plane that is equally inclined to the adjacent faces)
v. t. [ imp. & p. p. Truncated p. pr. & vb. n. Truncating. ] [ L. truncatus, p. p. of truncare to cut off, mutilate, fr. truncus maimed, mutilated, cut short. See Trunk. ] To cut off; to lop; to maim. [ 1913 Webster ]
2. (Min.) Replaced, or cut off, by a plane, especially when equally inclined to the adjoining faces; as, a truncated edge. [ 1913 Webster ]
3. (Zool.) Lacking the apex; -- said of certain spiral shells in which the apex naturally drops off. [ 1913 Webster ]
Truncated coneor Truncated pyramid (Geom.), a cone or pyramid whose vertex is cut off by a plane, the plane being usually parallel to the base. [ 1913 Webster ]
[indeiango-rudoringuburisutorutou-su](n) Indian gold-ring bristle-tooth (Ctenochaetus truncatus, species of bristletooth tang native to the Indian Ocean)[Add to Longdo]
[つみのこし, tsuminokoshi](n) (1) left-off cargo; passengers left behind; (2) { math } rounding error; truncation error; remainder after truncation to an integer value[Add to Longdo]
[きりすてる, kirisuteru](v1, vt) (1) to cut down; to slay; (2) to truncate; to round down; to round off; (3) to omit; to discard; to cast away; (P)[Add to Longdo]