Calm

Webster's Dictionary of the English Language

·noun To make calm; to render still or quiet, as elements; as, to calm the winds.

II. Calm ·noun To deliver from agitation or excitement; to still or soothe, as the mind or passions.

III. Calm (·superl) Not stormy; without motion, as of winds or waves; still; quiet; serene; undisturbed.

IV. Calm (·superl) Undisturbed by passion or emotion; not agitated or excited; tranquil; quiet in act or speech.

V. Calm ·noun Freedom from motion, agitation, or disturbance; a cessation or absence of that which causes motion or disturbance, as of winds or waves; tranquility; stillness; quiet; serenity.