from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. an instrument that measures the percolation of water through soil
from the GNU version of the Collaborative International Dictionary of English
- n. An instrument for measuring the water that percolates through a certain depth of soil.
from The Century Dictionary and Cyclopedia
- n. An instrument for measuring the natural percolation of rain through a given depth of soil.
- n. An instrument for determining the quantity of matter held in solution in a liquid.
Sorry, no etymologies found.