drainagefissures
nounUK /ˈdreɪnɪdʒ ˈfɪʃəz/
US /ˈdreɪnɪdʒ ˈfɪʃərz/
Drainage fissures are narrow cracks in the ground that let water flow away.
After the heavy rain, the drainage fissures in the field carried the water into the stream.
OTHER MEANINGS
2. Small openings in soil or rock that help excess water escape.
The farmer checked the drainage fissures to keep the soil from getting too wet.
3. Cracks in a surface that guide water toward a drain.
Engineers added drainage fissures to the pavement so puddles would not form.
4. Natural splits in rock that carry groundwater away.
The cave's drainage fissures channeled rainwater deep underground.