Imperturbable vs. Perturbable — What's the Difference?
Difference Between Imperturbable and Perturbable
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Compare with Definitions
Imperturbable
Unshakably calm and collected
"His ... facial expression never deviated from the imperturbable mask" (Molly Worthen).
Perturbable
To disturb or confuse; make uneasy or anxious
I was perturbed by his off-color remarks.
Imperturbable
Not easily perturbed, upset or excited.
Perturbable
To cause (a system) to become altered or imbalanced from a normal state
Volcanic eruptions that perturbed the climate.
Imperturbable
Calm and collected, even under pressure.
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Perturbable
Physics & Astronomy To cause perturbation in (the orbit of a celestial body, for example) by gravitational interaction.
Imperturbable
Incapable of being disturbed or disconcerted; as, imperturbable gravity.
Perturbable
That can be perturbed
Imperturbable
Not easily perturbed or excited or upset; marked by extreme calm and composure;
Hitherto imperturbable, he now showed signs of alarm
An imperturbable self-possession
Unflappable in a crisis
Perturbable
Liable to be perturbed or agitated; liable to be disturbed or disquieted.
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