nodule

noun

nod·ule | \ ˈnä-(ˌ)jül

Definition of nodule

: a small mass of rounded or irregular shape: such 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 (such as a tumorous growth or a calcification near an arthritic joint)

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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

Recent Examples on the Web

Mainly because there are two categories of breakouts: non-inflammatory (think whiteheads and blackheads) and inflammatory (pustules/zits, nodules, and cysts). — Molly Nover-baker, Redbook, "How to Get Rid of Annoying Acne, So You Don't Have to Feel Like a Miserable Teenager," 27 Dec. 2016 If you're maligned with nodules or cysts, most OTC options are totally ineffective and your best bet is to be treated by a dermatologist. — Molly Nover-baker, Redbook, "How to Get Rid of Annoying Acne, So You Don't Have to Feel Like a Miserable Teenager," 27 Dec. 2016 On Friday, Ginsburg, who is 85, underwent surgery to remove the nodules, both of which proved cancerous upon post-operative testing. — Ezra Klein, Vox, "Ruth Bader Ginsburg and the case for 18-year Supreme Court terms," 26 Dec. 2018 Supreme Court Justice Ruth Bader Ginsburg underwent a successful surgery today to have two cancerous nodules removed from her left lung, CNN has reported. — Vogue, "Ruth Bader Ginsburg Undergoes Successful Surgery to Remove Cancerous Nodules From Her Lung," 21 Dec. 2018 The nodules were removed during Friday’s surgery at Memorial Sloan Kettering Cancer Center in New York City and found to be malignant. — Brent Kendall, WSJ, "Justice Ginsburg Has Cancerous Growths Removed From Lung," 21 Dec. 2018 Your body forms a cyst to stop inflammation from spreading further, causing painful nodules under your skin, says Beverly Hills Dermatologist and Owner of Ava MD and Skin Five, Ava Shamban. — Kelsey Castañon, Seventeen, "Everything You Need to Know About Acne — and How to Get Rid of It," 4 Dec. 2018 This causes painful nodules that feel almost like a pebble under your skin, says Beverly Hills Dermatologist and Owner of Ava MD and Skin Five, Ava Shamban. — Carolyn Twersky, Seventeen, "Everything You Need to Know To Get Rid of Cystic Acne for Good," 7 Nov. 2017 These nodules can range from very small to very large and may grow fast. — Texas A&m University, Houston Chronicle, "Pet Talk: Mammary tumors in dogs," 20 June 2018

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.