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Acting by the force of air and water; as, an aërohydrodynamic wheel.

Same as A.

Of or pertaining to aërolites; meteoric; as, aërolitic iron. Booth.

An instrument for ascertaining the weight or density of air and gases.

Of or pertaining to aërometry; as, aërometric investigations.

The science or art of ascending and sailing in the air, as by means of a balloon; aërial navigation; ballooning.

Aëronautic; as, an aërostatic voyage.

Same as Esculin.

ld Norse mythology, the gods Odin, Thor, Loki, Balder, Frigg, and the others. Their home was called Asgard.

Same as Æsopian.

Of or Pertaining to æsthetics; versed in æsthetics; as, æsthetic studies, emotions, ideas, persons, etc. -- Æs*thet"ic*al*ly, adv.

Of or belonging to the summer; as, æstival diseases. [Spelt also estival.]

The state of torpidity induced by the heat and dryness of summer, as in certain snails; -- opposed to hibernation.

Glowing; agitated, as with heat.

Same as Ethiops mineral. [Obs.]

An instrument consisting in part of a differential thermometer. It is used for measuring changes of temperature produced by different conditions of the sky, as when clear or clouded.

Pertaining to ætiology; assigning a cause. -- Æ`ti*o*log"ic*al*ly, adv.

e, doctrine, or demonstration of causes; esp., the investigation of the causes of any disease; the science of the origin and development of things.

or from a great distance; far away; -- often used with from preceding, or off following; as, he was seen from afar; I saw him afar off. The steep where Fame's proud temple shines afar. Beattie.

That which is done or is to be done; matter; concern; as, a difficult affair to manage; business of any kind, commercial, professional, or public; -- often in the plural. "At the head of affairs." Junius. "A talent for affairs." Prescott.