She sounded perturbed when she learned about the unexpected changes to the schedule.

Researchers identified several perturbants in the reagent that altered the experiment's outcome.

The model's perturbativity breaks down at high energies, requiring non-perturbative methods.

The engineer was perturbating the control loop, trying to observe how small changes propagated through the system.

When a new policy is announced, it often perturbates the delicate balance between departments.

The researchers identified the unexpected signal as a perturbant that disrupted the satellite's orbit calculations.

We can compute the scattering amplitude perturbatively, expanding in powers of the coupling constant.

The perturbators infiltrated the control system and introduced subtle errors that took weeks to detect.

The perturbator in the experiment caused the system to deviate from equilibrium.

She appeared perturbated after reading the unexpected message from her supervisor.