Related Clues:

• Terrain
• Surveyor's measure
• Land measure
• Surveyor's subject
• Kind of code
• Carpeting calculation
• Sphere, as of interest
• Length x width, for a rectangle
• Cosecant's reciprocal
• Restricted ___
• Calculator button
• The 'A' of 38-Across
• See 65-Across
• Approach to an article
• Sphere of specialty