dip needle
noun
an early form of magnetometer, consisting of a magnetic needle pivoted through its center of gravity and having its axis through the vertical plane of the earth's magnetic meridian so as to point in the direction of maximum magnetic intensity.
Also called
inclinometer.
Words nearby dip needle
dioxygenase,
dip,
dip circle,
dip fault,
dip into,
dip needle,
dip net,
dip one's toes into,
dip out,
dip switch,
dip-and-scarp
British Dictionary definitions for dip needle
dip needle
noun
a magnetized needle pivoted through its centre of gravity able to rotate freely in a vertical plane, used to determine the inclination of the earth's magnetic field
See also dip circle