Definition that contains square meter
- are a unit of surface area equal to 100 square meters
- pa a unit of pressure equal to one newton per square meter
- ar a unit of surface area equal to 100 square meters
- tesla a unit of magnetic flux density equal to one weber per square meter
- pascal a unit of pressure equal to one newton per square meter
- lux a unit of illumination equal to 1 lumen per square meter; 0.0929 foot candle
- nit a luminance unit equal to 1 candle per square meter measured perpendicular to the rays from the source
- lx a unit of illumination equal to 1 lumen per square meter; 0.0929 foot candle
- hectare (abbreviated `ha') a unit of surface area equal to 100 ares (or 10,000 square meters)