Initialism of arctic-alpine. / Initialism of always afloat.

Abbreviation of adjectives. / Abbreviation of arteries.

Abbreviation of ana (“of each, equal parts”).

A river in northern France, flowing 93 km from near Bourthes, Pas-de-Calais department into the North Sea near Gravelines, Nord department.

(military) Initialism of armor., armament, and ammunition.

(military) Initialism of armor, armament, and ammunition.

simple past tense and past participle of AA

present participle of AA

plural of AA tree

(computing) A form of balanced tree used for storing and retrieving ordered data efficiently, a variation of the red-black tree.