Extent

Extent has several meanings:

• Extent (file systems), a contiguous region of computer storage medium reserved for a file
• The period during which a variable has a particular value
• Extent, a technical description of the wingspan of a bird, bat, or other flying animal
• Extent, a writ allowing a creditor to seize or assume temporary ownership of a debtor's property; also, the actual seizure in its execution
• Extent, (English, archaic) an assessment or valuation of property, usually for taxation.
• Map extent, the portion of a region shown in a map.