Answer: perturbations

AnswerCrossword Clue
perturbationsA deviation of a system, moving object, or process from its regular or normal state of path, caused by an outside influence
perturbationsA slight alteration of a physical system, for example of the electrons in an atom, caused by a secondary influence
perturbationsPERTURBATION, the action of perturbing
perturbationsAnxiety; mental uneasiness
perturbationsA cause of such anxiety or uneasiness
perturbationsA minor deviation in the course of a celestial body, caused by the gravitational attraction of a neighboring body