lysimeter
/lʌɪˈsɪmɪtə
/noun
An apparatus for measuring changes due to moisture loss, percolation, etc. undergone by a body of soil under controlled conditions.Plants grown in a field lysimeter on two soil types were subjected to progressive drought during vegetative growth....
- We do this with intact soil core lysimeters; I can send you information on that, too, if you'd like.
- Gravitational solutions were collected at the litter layer level by four sets of nine thin, tensionless lysimeters to limit the disturbance of the forest floor.
Origin
Late 19th century: from Greek lusis 'loosening' + -meter.