γαλήνη

Etymology
From, the same root of. This word must originally have meant "cheerfulness"; compare also.

Noun

 * 1) calm, stillness of wind or sea
 * 2) serenity, tranquility, calmness
 * 3) galena, lead sulphide
 * 4) type of antidote

Noun

 * 1) serenity, equanimity
 * 2) calm, quiet, peaceful