διάνοια deep thought, properly, the faculty (mind or its disposition), by implication, its exerciseDerivation: from G1223 and G3563;KJV Usage: imagination, mind, understanding. G1223 G3563
Thayer:1) the mind as a faculty of understanding, feeling, desiring 2) understanding 3) mind, i.e. spirit, way of thinking and feeling 4) thoughts, either good or bad
διάνοια dianoia dee-an'-oy-ah From G1223 and G3563; deep thought, properly the faculty (mind or its disposition), by implication its exerciseKJV Usage: imagination, mind, understanding.