- Angle of elevation
- Elevation El`e*va"tion, n. [L. elevatio: cf. F.
['e]l['e]vation.]
1. The act of raising from a lower place, condition, or
quality to a higher; -- said of material things, persons,
the mind, the voice, etc.; as, the elevation of grain;
elevation to a throne; elevation of mind, thoughts, or
character.
[1913 Webster]
2. Condition of being elevated; height; exaltation. ``Degrees of elevation above us.'' --Locke. [1913 Webster]
His style . . . wanted a little elevation. --Sir H. Wotton. [1913 Webster]
3. That which is raised up or elevated; an elevated place or station; as, an elevation of the ground; a hill. [1913 Webster]
4. (Astron.) The distance of a celestial object above the horizon, or the arc of a vertical circle intercepted between it and the horizon; altitude; as, the elevation of the pole, or of a star. [1913 Webster]
5. (Dialing) The angle which the style makes with the substylar line. [1913 Webster]
6. (Gunnery) The movement of the axis of a piece in a vertical plane; also, the angle of elevation, that is, the angle between the axis of the piece and the line o? sight; -- distinguished from direction. [1913 Webster]
7. (Drawing) A geometrical projection of a building, or other object, on a plane perpendicular to the horizon; orthographic projection on a vertical plane; -- called by the ancients the orthography. [1913 Webster]
{Angle of elevation} (Geodesy), the angle which an ascending line makes with a horizontal plane.
{Elevation of the host} (R. C. Ch.), that part of the Mass in which the priest raises the host above his head for the people to adore. [1913 Webster]
The Collaborative International Dictionary of English. 2000.