Nodule

//ˈnɒdjuːl// noun

noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    A rounded mass or irregular shape; a small knot or lump.

    "Biotics manipulate mass effect fields using dozens of element zero nodules within their nervous system that react to electric stimuli from the brain. Amplifiers allow biotics to synchronize the nodules so they can form fields large and strong enough for practical use."

  2. 2
    a small node wordnet
  3. 3
    (mineralogy) a small rounded lump of mineral substance (usually harder than the surrounding rock or sediment) wordnet
  4. 4
    small rounded wartlike protuberance on a plant wordnet

Synonyms

All synonyms
lumpnodenodulusswellingtubercle

Example

More examples

"The MRI showed a nodule in the patient's lung."

Etymology

Borrowed from Latin nōdulus (“small knot”), from nōdus (“knot”). Doublet of nodulus.

Related phrases

Lisch noduleRokitansky nodulemanganese nodulemilker's noduleroot nodulevocal cord nodule

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.