Satya (Sanskrit: सत्य; IAST: satya) is a Sanskrit word loosely translated as truth, essence.[3][4] It also refers to a virtue in Indian religions, referring to being truthful in one's thought, speech and action.[5] In Yoga, satya is one of five yamas, the virtuous restraint from falsehood and distortion of reality in one's expressions and actions.[6]

Satya is an important concept and virtue in Indian religions. Rigveda, dated to be from the 2nd millennium BC, offers the earliest discussion of Satya.[1][2] It can be seen, for example, in the fifth and sixth lines, in above Rigveda manuscript image.