One of the four main Buddhist meditation practices, together with anupassanā, samādhi and paññā.  Means serenity, tranquility, calmness and refers to meditation techniques to achieve calmness, tranquility and peacefulness of mind.

Refer to the text: “The Four Meditation Practices: anupassanā, samatha, samādhi, paññā” for more details.

P & S: samatha, V: chỉ