(of the weather) quiet; not windy
peaceful, quiet (inanimate)
Cases of word usage
1) to make (a person) less angry, calm (appease)
2) (a kind of) drug used to calm a person's nerves and to cause sleep (barbiturate)
3) a structure built out into the sea to make the water in a harbour calm (breakwater)
4) the condition of feeding calm and controlled (composure)
5) to win the support, goodwill or friendly feelings of (a person, country etc); calm the anger (of a person, government etc) (conciliate)
6) calm courage, self-control, in the face of pain, danger or difficulty (fortitude)
7) a short period of quiet or calm (lull)
8) to calm (a person, a person's anger, excitement etc) (pacify)
9) calm and unemotional (about trouble) (phlegmatic)
10) (a kind of) oily medicinal substance, used on wounds, sores or burns; to calm (one's conscience) (salve)