Chess Dictionary — X

Chess terms starting with "X" from Chesswick's plain-language glossary.

Terms starting with X (2)

X-Ray Intermediate
An X-ray is a tactical motif where a piece attacks through an enemy unit to control or threaten a square or piece behind it, akin to a skewer.
X-Ray Attack Intermediate
An X-ray attack occurs when a piece attacks through an opposing piece to threaten a more valuable target behind it on the same rank, file or diagonal.