An Etymological Dictionary of Astronomy and Astrophysics

A branch of philosophy that investigates the possibility, origins, nature, methods, and limits of human knowledge.

Etymology (EN): From Gk. episteme “knowledge,” from Ionic Gk. epistasthai “to understand,” literally “overstand,” from → epi- “over, near” + histasthai “to stand;” cognate with Pers. istâdan “to stand,” → standard; PIE base *sta- “to stand.”

Etymology (PE): From šenaxt, → knowledge, +
-šenâsi, → -logy.