Acanthopterygii :: Acanthopterygii (n. pl.) An order of fishes having some of the rays of the dorsal, ventral, and anal fins unarticulated and spinelike, as the perch..
Acanthopterygious :: Acanthopterygious (a.) Having fins in which the rays are hard and spinelike; spiny-finned.
Aegicrania :: Aegicrania (n. pl.) Sculptured ornaments, used in classical architecture, representing rams' heads or skulls..
Aegilops :: Aegilops (n.) An ulcer or fistula in the inner corner of the eye.
Aegilops :: Aegilops (n.) The great wild-oat grass or other cornfield weed.
Aegilops :: Aegilops (n.) A genus of plants, called also hardgrass..
Aegis :: Aegis (n.) A shield or protective armor; -- applied in mythology to the shield of Jupiter which he gave to Minerva. Also fig.: A shield; a protection.