1. to remove lime or calcium compounds from something
Usage: transitive verb; technical/industrial context
2. to treat (soil) with an acid or acidic substance to reduce excess lime content
Usage: transitive verb; agriculture

Examples

• The technician used a chemical solution to delime the water pipes.
• Farmers delime acidic soil by adding sulfur to lower the pH.
• Hard water can be delimed with a descaling agent.
• The boiler needs to be delimed annually to maintain efficiency.
• Deliming the soil improved nutrient availability for the crops.