Nodule
English Meaning
A rounded mass or irregular shape; a little knot or lump.
- A small knotlike protuberance.
- Anatomy A small mass of tissue or aggregation of cells.
- Botany A small knoblike outgrowth, as those found on the roots of many leguminous plants.
- Mineralogy A small rounded lump of a mineral or mixture of minerals, usually harder than the surrounding rock or sediment.