Brack·et n.
 1. Arch. An architectural member, plain or ornamental, projecting from a wall or pier, to support weight falling outside of the same; also, a decorative feature seeming to discharge such an office.
 Note: ☞ This is the more general word. See Brace, Cantalever, Console, Corbel, Strut.
 2. Engin. & Mech. A piece or combination of pieces, usually triangular in general shape, projecting from, or fastened to, a wall, or other surface, to support heavy bodies or to strengthen angles.
 3. Naut. A shot, crooked timber, resembling a knee, used as a support.
 4. Mil. The cheek or side of an ordnance carriage.
 5. Print. One of two characters [], used to inclose a reference, explanation, or note, or a part to be excluded from a sentence, to indicate an interpolation, to rectify a mistake, or to supply an omission, and for certain other purposes; -- called also crotchet.
 6. A gas fixture or lamp holder projecting from the face of a wall, column, or the like.
 7. Gunnery A figure determined by firing a projectile beyond a target and another short of it, as a basis for ascertaining the proper elevation of the piece; -- only used in the phrase, to establish a bracket. After the bracket is established shots are fired with intermediate elevations until the exact range is obtained. In the United States navy it is called fork.
 Bracket light, a gas fixture or a lamp attached to a wall, column, etc.