Aneroid

[Gr. a., priv., neros, moist, and eidos, form.] (Phys.) The name given to a kind of barometer, invented by M. Vidi, which, by means of a system of levels, connected with an air-tight box and internal spring, measures the pre ure of the air without the use of a liquid. See BAROMETER. Anes, n . pl . See AwNS. A'net, a town of France, dep. of Eure-et-Loire, 9 m. N. E. of Dreux. Here there are the ruins of a fine castle built by Henry II. for Diana de Poitiers. In the neighborhood is the plain of Ivry, where, in 1590. Henry IV. gained a complete victory over the armies of the League. Pop . 1,592. Aneurin, a British poet and chieftain of the 6th century, supposed to be identical with the historian Gildas. He took part in the battle of Cattraeth, which he made the subject of a poem; this, and Odes of the Months , form the whole of his known works, and are to be found in the Welsh archæology. D. 570.