perhaps from the same as 3735 (through the idea of elevation); the sky; by extension, heaven (as the abode of God); by implication, happiness, power, eternity; specifically, the Gospel (Christianity):

KJV-- air, heaven ([-ly]), sky.

------------------------------------------------------------------------------------

3735 oros (or'-os);

probably from an obsolete oro (to rise or "rear"; a mountain (as lifting itself above the plain):

KJV-- hill, mount (-ain).