suture. ( 1 in surgery) a thread or wire used to join together a wound. ( 2 in surgery) the seam found after stitching two parts together. 3  an immovable joint between the bones of the skull. ( in plants) the line of fusion between two carpels.
For other uses, see ( ) (disambiguation). A bracket is a tall punctuation mark typically used in matched pairs within text, to set apart or interject other text. The matched pair may be described as opening and closing, or left and right symbols.
Mathematics Either of a pair of symbols, { }, used to indicate aggregation or to clarify the grouping of quantities when parentheses and square brackets have already been used. Also called bracket. 15. pl. brace A pair of like things: three brace of partridges.