noun

• At a given point, the angle between magnetic north and true north.
• At a given point, the angle between the line connecting this point with the geographical center of the earth and the equatorial plane.
• A refusal.
• (grammar, obsolete) Declension.
• (archaic) The act or state of bending downward; inclination.
• (archaic) The act or state of falling off or declining from excellence or perfection; deterioration; decay; decline.
• (archaic) Deviation.