the angle formed at a nodal point of a lens by the intersection of two lines drawn from the opposite ends of an image produced by the lens.
the formed by the line of flight of an aerial target and the line of sight on a gun of an attacking aircraft. the formed by the line of flight of an attacking aircraft and that of an aerial target.
- Angle plate
an angular metal plate or casting for clamping and supporting work in metalworking machines. Historical Examples The face of the flange will be held true one way by the face on the angle plate, but must be set true the other way. Modern Machine-Shop Practice, Volumes I and II Joshua Rose The truest flange should […]
a southern U.S. twining plant, Gonolobus gonocarpos, of the milkweed family, having angled or winged pods.
- Angle shot
a picture taken with the camera pointed obliquely at the subject, sometimes causing distortion of perspective and proportion.
a mineral, lead sulfate, PbSO 4 , found in massive deposits and in colorless or variously tinted crystals: a minor ore of lead. noun a white or grey secondary mineral consisting of lead sulphate in orthorhombic crystalline form. It occurs in lead-ore deposits and is a source of lead. Formula: PbSO4