noun, plural fi·an·chet·ti [fee-uh n-ket-ee, -chet-ee] /ˌfi ənˈkɛt i, -ˈtʃɛt i/.
- the development of a bishop, in an opening move, by advancing one or two pawns so as to permit movement along the bishop’s diagonal.
verb (used with or without object), fi·an·chet·toed, fi·an·chet·to·ing.
- to set up or develop as a fianchetto.
noun plural -tos or -ti (-tiː)
- the development of a bishop on the second rank of the neighbouring knight’s file or the third rank of the nearer rook’s file
verb -toes, -toing or -toed
- to develop (a bishop) thus
chess move, Italian, diminutive of fianco “flank” (attack), from Old French flanc “hip, side” (see flank (n.)).