1. Plural of deciare; units of area equal to one tenth of an are (approximately 10 square meters), used in metric land measurement.
Usage: technical; metric system; rarely used in everyday English

Examples

• The surveyor measured the small plot in deciares.
• One deciare equals 10 square meters.
• The property was recorded as 5 deciares in the land registry.
• Metric systems in some countries still reference deciares for agricultural land.