adjective
- superlative form of leachy; most prone to leaching or allowing liquids to seep through
Usage: technical/scientific context; often used in soil science and environmental studies
Examples
- The leachiest soils in the region allow rainwater to drain quickly into groundwater.
- Sandy loam is leachier than clay, making it the leachiest soil type in this study.
- Farmers must be careful with fertilizers on leachiest fields to prevent nutrient runoff.
- The leachiest layer of the aquifer showed the highest contamination levels.
- This leachiest substrate is ideal for plants that prefer well-drained conditions.