BRACHYSTOCHRONE n.
A curve, in which a body, starting from a given point, and descending solely by the force of gravity, will reach another given point in a shorter time than it could by any other path. This curve of quickest descent, as it is sometimes called, is, in a vacuum, the same as the cycloid.
BRONCHIAL a.
to the bronchi and their ramifications in the lungs. Bronchial arteries, branches of the descending aorta, accompanying the bronchia in all their ramifications. -- Bronchial cells, the air cells terminating the bronchia. -- Bronchial glands, glands whose functions are unknown, seated along the bronchia. -- Bronchia…
DECLINATION n.
Angle of declination, the angle made by a descending line, or plane, with a horizontal plane. -- Circle of declination, a circle parallel to the celestial equator. -- Declination compass (Physics), a compass arranged for finding the declination of the magnetic needle. -- Declination of the compass or needle, the hor…
DECLIVITY n. 2 definitions
nation downward; slope; -- opposed to acclivity, or ascent; the same slope, considered as descending, being a declivity, which, considered as ascending, is an acclivity.