American Heritage Dictionary of the English Language, 5th Edition
From Ancient Greek Αἰθήρ (Aithēr, “Bright Upper Air”).
Aether Sentence Examples
Even with the particles retarding the motion of the aether, the same will be true if, to counterbalance the increased inertia, suitable forces are caused to act on the aether at all points where the inertia is altered.
It banished the spirits and genii, to which even Kepler had assigned the guardianship of the planetary movements; and, if it supposes the globular particles of the envelope to be the active force in carrying the earth round the sun, we may remember that Newton himself assumed an aether for somewhat similar purposes.
Liber magnus, vulgo "Liber Adami" appellatus, opus Mandaeorum summi ponderis (2 vols., Berlin and Leipzig, 1867), is an excellent metallographic reproduction of the Paris MS. A German soul, permeates the whole aether, the domain of Ayar.