Nodule

['nɒdjuːl] or ['nɑdʒul]

(noun.) a small node.

(noun.) (mineralogy) a small rounded lump of mineral substance (usually harder than the surrounding rock or sediment).

(noun.) small rounded wartlike protuberance on a plant.

Typist: Sonia--From WordNet

(n.) A rounded mass or irregular shape; a little knot or lump.

Editor: Rodney

n. Knot, NODE.

Edited by Everett