nodule

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noun nod·ule \ˈnä-(ˌ)jül\

Definition of nodule

  1. :  a small mass of rounded or irregular shape: such asa :  a small rounded lump of a mineral or mineral aggregateb :  a swelling on a leguminous root that contains symbiotic bacteriac :  a small abnormal knobby bodily protuberance (such as a tumorous growth or a calcification near an arthritic joint)

Examples of nodule in a Sentence

  1. The examination revealed a nodule on his lung.

  2. a nodule on the leaf indicated that a worm had laid eggs there

Recent Examples of nodule from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'nodule'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of nodule

Middle English, from Latin nodulus, diminutive of nodus


NODULE Defined for English Language Learners

nodule

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noun

Definition of nodule for English Language Learners

  • : a small lump on a part of the body or on the root of a plant


NODULE Defined for Kids

nodule

play
noun nod·ule \ˈnä-jül\

Definition of nodule for Students

  1. :  a small roundish lump or mass


Medical Dictionary

nodule

play
noun nod·ule \ˈnäj-(ˌ)ü(ə)l\

Medical Definition of nodule

  1. :  a small mass of rounded or irregular shape: asa:  a small abnormal knobby bodily protuberance (as a tumorous growth or a calcification near an arthritic joint)b:  the nodulus of the cerebellum



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