AVCHD (A dvanced V ideo C oding H igh D efinition) is a file-based format for the digital recording and playback of high-definition video. Developed jointly by Sony and Panasonic, the format was introduced in 2006 primarily for use in high definition consumer camcorders.
infantry (plural infantries) 1  Soldiers who fight on foot (on land), as opposed to cavalry and other mounted units, regardless of external transport (e.g. airborne). ( 2 uncountable) The part of an army consisting of infantry soldiers, especially opposed to mounted and technical troops. 3  A regiment of infantry.
Infantry AIT, or Infantry School, is part of the infantry's OSUT, or One-Station Unit Training, at Fort Benning. This specialized instruction teaches advanced techniques in weapons operation and maintenance, preparing fortified positions and using communications gear. This is where you learn the core of your infantry skills.