lob·​ule | \ ˈlä-(ˌ)byül How to pronounce lobule (audio) \

Definition of lobule

: a small lobe also : a subdivision of a lobe

Examples of lobule in a Sentence

Recent Examples on the Web Cysts form when fluid collects at the spot where a lobule, which produces milk during lactation, meets a milk storage duct. Rebekah Kuschmider, Health.com, 14 Oct. 2021 The right superior parietal lobule, an area used to construct one's total body image, also had reduced connectivity and a reduced density of gray matter, indicating less neuron activity. Ryan Prior, CNN, 7 May 2020 In 2010, she was diagnosed with breast cancer again—this time with ductal carcinoma, like before, and lobular carcinoma, a cancer that affects the lobules that produce milk and empty out in the milk ducts. Maggie O'neill, Health.com, 4 Sep. 2019

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

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First Known Use of lobule

1682, in the meaning defined above

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Statistics for lobule

Last Updated

20 Oct 2021

Cite this Entry

“Lobule.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lobule. Accessed 25 Oct. 2021.

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More Definitions for lobule


lob·​ule | \ ˈläb-(ˌ)yü(ə)l How to pronounce lobule (audio) \

Medical Definition of lobule

1 : a small lobe the lobule of the ear
2 : a subdivision of a lobe specifically : one of the small masses of tissue of which various organs (as the liver) are made up

More from Merriam-Webster on lobule

Britannica.com: Encyclopedia article about lobule


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