noun

• The act of raising from a lower place, condition, or quality to a higher; said of material things, persons, the mind, the voice, etc.
• The condition of being or feeling elevated; heightened; exaltation.
• That which is raised up or elevated; an elevated place or station.
• (astronomy) The distance of a celestial object above the horizon, or the arc of a vertical circle intercepted between it and the horizon; altitude.
• The measured vertical distance from the peak of a mountain or hill to its bordering lowlands.
• The angle which the gnomon makes with the substylar line.
• 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 of sight; distinguished from direction.
• (architecture) 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.
• (Christianity, chiefly Roman Catholicism) The raising of the host—representing Christ’s body—in a mass or Holy Communion service.
• (UK, obsolete, uncountable) An opium mixture used in the Fens to improve the mood and prevent malaria.