Definitions
from The Century Dictionary.
- Of or pertaining to perturbation or disturbance: as, the perturbational theory.
from the GNU version of the Collaborative International Dictionary of English.
- adjective Of or pertaining to perturbation, esp. to the perturbations of the planets.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective Of, pertaining to, or caused by
perturbation
Etymologies
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Examples
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This was not only an entirely new approach to the then unsolved problem of simply describing the motion of the Moon, an approach that proceeded from the physical cause to the motion; it was also the beginnings of the perturbational approach that dominated all of celestial mechanics from the middle of the eighteenth century until late in the twentieth. [
Newton's Philosophiae Naturalis Principia Mathematica Smith, George 2007
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