angle
something that is formed when two rays meet at a single or same point
right angle
90° angle (π/2 radians): an angle that bisects the angle formed by two halves of a straight line
elevation
angle in ballistics
tangential angle
angle between the tangent line to the curve at the given point and the x-axis
ramp angle
angle between the ground and the line drawn between the tire and the lowest-hanging part of the vehicle in front or in back
astrological aspect
angle the planets make to each other in the horoscope
Euler angles
three angles introduced by Leonhard Euler to describe the orientation of a rigid body with respect to a fixed coordinate system
azimuth angle
horizontal angle of a sphere
supplementary angles
two angles which sum up to 180 degrees (or π radians)
caster angle
angular displacement of the steering axis from the vertical axis of a steered wheel in a car, motorcycle, bicycle or other vehicle, measured in the longitudinal direction / the angle between the pivot line and vertical
camber angle
angle between a wheel's vertical axis and the vehicle's vertical axis
obtuse angle
angle greater than 90°
angle of parallelism
in hyperbolic geometry, the angle at one vertex of a right hyperbolic triangle that has two hyperparallel sides
rake
angle of slope measured from a horizontal axis
vertical angles
two of four angles formed by two intersecting lines whose sides are different from one another
null angle
angle of 0° (or 0 rad)
strike
type of angle in geology
parallactic angle
the angle between the great circle through a celestial object and the zenith, and the hour circle of the object
acute angle
angle less than 90°
spherical angle
the angle between two intersecting arcs of great circles on a sphere
Coterminal angles
angles in standard position that have a common terminal side
internal angle
subconcept of Angles (scot/624)
latitude
angle between zenith and a plane parallel to the equator
breakover angle
vehicle measurement which determines how easily the chassis may touch the ground between the axles
contact angle
angle between a liquid–vapor interface and a solid surface
hyperbolic angle
argument of the hyperbolic functions
central angle
measure of two radii meeting
dihedral
angle between each wing or tail surface within a pair
pressure angle
the angle at a pitch point between the line of pressure which is normal to the tooth surface, and the plane tangent to the pitch surface
angle of incidence
angle between the chord of the wing and the longitudinal axis of the fuselage
internal and external angle
term in geometry
magnetic dip
angle made with the horizontal by the Earth's magnetic field lines
straight angle
180° angle (π radians)
straight angle
180° angle (π radians)
inscribed angle
angle formed in the interior of a circle
re-entrant angle
>180° angle
angle excess
in spherical trigonometry
magic angle
particular value of the collection angle of an electron microscope at which the measured energy-loss spectrum becomes independent of the tilt angle of the sample with respect to the beam direction
reflex angle
angle larger than a straight angle but less than 1 turn
dip
steepest angle of descent of a feature relative to a horizontal plane
beta angle
angle between the orbital plane of a spacecraft and the vector to the sun
angle of list
degree of heel or leaning of vessel, typically a water-going