1.a category falling within certain defined limits
2.either of two punctuation marks ([ or ]) used to enclose textual material
3.either of two punctuation marks (`') sometimes used to enclose textual material
4.an L-shaped support projecting from a wall (as to hold a shelf)
1.support with brackets;
bracket bookshelves
2.place into brackets;
Please bracket this remark
3.classify or group