1. Describing a chess position in which a bishop has been developed by advancing the b-pawn (or g-pawn) and placing the bishop on the long diagonal.
Usage: chess; technical

1. Past tense and past participle of fianchetto; to develop a bishop by advancing the b-pawn or g-pawn and placing the bishop on the long diagonal.
Usage: chess; technical

Examples

• White fianchettoed the kingside bishop early in the opening.
• The fianchettoed bishop controlled the long diagonal effectively.
• After Black fianchettoed on the queenside, the position became more complex.
• He fianchettoed both bishops in a hypermodern setup.
• The fianchettoed structure gave White long-term pressure in the center.