Swell″ing, n. 1. The act of that which swells; as, the swelling of rivers in spring; the swelling of the breast with pride.
Rise to the swelling of the voiceless sea. Coleridge.
2. A protuberance; a prominence; especially (Med.), an unnatural prominence or protuberance; as, a scrofulous swelling.
The superficies of such plates are not even, but have many cavities and swellings. Sir I. Newton.