Nutation vs Nutator - What's the difference?

nutation | nutator | Related terms |

Nutation is a related term of nutator.


As nouns the difference between nutation and nutator

is that nutation is (physics) a bobbing motion that accompanies the precession of a spinning rigid body while nutator is a mechanical or electronic device for gyrating a feedhorn, dipole, or radar about the axis of the reflector without changing its polarization.

nutation

Noun

(en noun)
  • (physics) a bobbing motion that accompanies the precession of a spinning rigid body
  • a nodding motion (of the head etc.)
  • (astronomy) any of several irregularities in the precession of the equinoxes caused by varying torque applied to the Earth by the Sun and the Moon
  • (botany) the circular motion of the tip of a growing shoot
  • nutator

    English

    Noun

    (en noun)
  • A mechanical or electronic device for gyrating a feedhorn, dipole, or radar about the axis of the reflector without changing its polarization.