Old instrument for measuring the altitude of heavenly bodies (8)

While searching our database we found 1 possible solution for the: Old instrument for measuring the altitude of heavenly bodies (8) crossword clue. This crossword clue was last seen on 4 June 2021 The Guardian Quick Crossword puzzle. The solution we have for Old instrument for measuring the altitude of heavenly bodies (8) has a total of 8 letters.

Answer

1Q
2U
3A
4D
5R
6A
7N
8T


Definition

The fourth part; the quarter.
The quarter of a circle, or of the circumference of a circle, an arc of 90¡, or one subtending a right angle at the center.
One of the four parts into which a plane is divided by the coordinate axes. The upper right-hand part is the first quadrant; the upper left-hand part the second; the lower left-hand part the third; and the lower right-hand part the fourth quadrant.
An instrument for measuring altitudes, variously constructed and mounted for different specific uses in astronomy, surveying, gunnery, etc., consisting commonly of a graduated arc of 90¡, with an index or vernier, and either plain or telescopic sights, and usually having a plumb line or spirit level for fixing the vertical or horizontal direction.

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