1. The irregular triangular space between the curve of an arch and the rectangle inclosing it.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• apandrel,
• zpandrel,
• xpandrel,
• dpandrel,
• epandrel,
• wpandrel,
• soandrel,
• slandrel,
• s-andrel,
• s0andrel,
• spzndrel,
• spsndrel,
• spandrell,
• spandrul,
• spandril,
• Spandrule,
• Spandrull,
• Spandrew,
• Spandrelle,
• Spandroll

• spend,
• spandau,
• spondee,
• spindel,
• spindly,
• spin drier,
• spindle,
• spender,
• spandril,
• spandex,
• spin-dry,
• spin dryer,
• spindlelegs.

The adjective form of the word "spandrel" is "spandrel-like".

The plural of the "spandrel" can be the "spandrels".

The singular of the "spandrel" can be the "spandrel".