1. A caustic substance produced by heating limestone Noun
2. A white crystalline oxide used in the production of calcium hydroxide Noun
3. A sticky adhesive that is smeared on small branches to capture small birds Noun
4. Any of various related trees bearing limes Noun
5. Any of various deciduous trees of the genus Tilia with heart-shaped leaves and drooping cymose clusters of yellowish often fragrant flowers; several yield valuable timber Noun
6. The green acidic fruit of any of various lime trees Noun
7. Spread birdlime on branches to catch birds Verb