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.
Standard NATO symbol for an infantry brigade. A brigade is a major tactical military formation that is typically composed of three to six battalions plus supporting elements. It is roughly equivalent to an enlarged or reinforced regiment. Two or more brigades may constitute a division.