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Webster 1913 Edition

Imperturbation

Im-perˊtur-ba′tion

,

Noun.

[L.

imperturbatio

.]

Freedom from agitation of mind; calmness; quietude.

W. Montagu.

Webster 1828 Edition

Imperturbation

IMPERTURBA'TION

,

Noun.

Freedom from agitation of mind; calmness.