1 (also quicklime) [U] a white substance obtained by heating LIMESTONE, used in building materials and to help plants grow
2 [C,U] a small green fruit, like a lemon, with a lot of sour juice, used in cooking and in drinks; the juice of this fruit:
lime juice * slices of lime
3 (also lime tree) [C] a tree on which limes grow
4 (also lime tree, linden tree, linden) [C] a large tree with light green heart-shaped leaves and yellow flowers:
an avenue of limes
verb [VN] to add the substance lime to soil, especially in order to control the acid in it
