New 2017 Jaguar Luxury Car Prices. Jaguar Prices: Jaguar Cars Ltd., headquartered in Whitley, Coventry, England, offers the Jaguar XF, Jaguar XK and Jaguar XJ models. Ford Motors once owned Jaguar Land Rover from 1989 to 2008, though both automotive brands, Jaguar & Land Rover, are held by Tata Sons Ltd. Read more Read less.
Wiktionary(0.00 / 0 votes)Rate this definition: perturb(Verb) To disturb; to bother or unsettle. perturb(Verb) To slightly modify the motion of an object. perturb(Verb) To modify the motion of a body by exerting a gravitational force.
In astronomy, perturbation is the complex motion of a massive body subject to forces other than the gravitational attraction of a single other massive body. The other forces can include a third body, resistance, as from an atmosphere, and the off-center attraction of an oblate or otherwise misshapen body.