Simple Definition of nodule
: a small lump on a part of the body or on the root of a plant
Full Definition of nodule
: a small mass of rounded or irregular shape: as a : a small rounded lump of a mineral or mineral aggregate b : a swelling on a leguminous root that contains symbiotic bacteria c : a small abnormal knobby bodily protuberance (as a tumorous growth or a calcification near an arthritic joint)
Examples of nodule in a sentence
The examination revealed a nodule on his lung.
<a nodule on the leaf indicated that a worm had laid eggs there>
Origin of nodule
Middle English, from Latin nodulus, diminutive of nodus
First Known Use: 15th century
NODULE Defined for Kids
Definition of nodule for Students
: a small roundish lump or mass
Learn More about nodule
Thesaurus: All synonyms and antonyms for "nodule" Medical Dictionary: Definition of "nodule" Spanish Central: Translation of "nodule" Nglish: Translation of "nodule" for Spanish speakers Britannica English: Translation of "nodule" for Arabic speakers Britannica.com: Encyclopedia article about "nodule"
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