| ̷ ̷ ̷ ̷| ̷ ̷ ̷ ̷- noun
: a system of watering plants in greenhouse beds or benches in which the water is maintained at a desired constant level usually automatically
| ̷ ̷ ̷ ̷| ̷ ̷ ̷ ̷- noun
: a system of watering plants in greenhouse beds or benches in which the water is maintained at a desired constant level usually automatically
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012