plural of root nodule

plural of vocal cord nodule

(geology) a concretion of oxides of manganese and iron found on the floor of many oceans

(gynaecology) A mass or lump in an ovarian teratomatous cyst.

(botany) A lump found on the roots of some plants, primarily legumes, that forms a symbiosis with nitrogen-fixing bacteria known as rhizobia, allowing the plant to obtain nitrogen directly from the atmosphere, which most plants cannot do.

(pathology) Symmetrical swellings on both sides of the vocal cords, caused usually by strenuous or abusive voice practices, and symptomatized by hoarseness, pain when using one's voice, vocal breaks and reduced vocal range.