lob·​u·​lar ˈlä-byə-lər How to pronounce lobular (audio)
: of, relating to, affecting, or resembling a lobule

Examples of lobular in a Sentence

Recent Examples on the Web Clear indicators of high risk come from a biopsy showing abnormal growths: proliferative lesions or premalignant lesions in the breast such as atypical hyperplasia or lobular carcinoma in situ, or LCIS. Elizabeth Cooney, STAT, 13 Nov. 2023 That led to a diagnosis of stage 3 invasive lobular carcinoma that had metastasized to several lymph nodes. Kristen Jordan Shamus, Detroit Free Press, 24 Apr. 2023 Stanford’s mother, Nan Stanford, died in 2022 from invasive lobular carcinoma, a form of breast cancer. Dallas News, 10 Feb. 2023 Diagnosed with Stage 2 invasive lobular carcinoma, a slow-growing cancer, Williams underwent a mastectomy and radiation treatment. Kate Santich, orlandosentinel.com, 15 Oct. 2020 Her sister had been diagnosed with LCIS (lobular carcinoma in situ) a month prior, an abnormal cell growth that increases one’s risk of eventually developing invasive breast cancer. Amanda Klarsfeld, sun-sentinel.com, 11 Oct. 2019 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 Ever since being diagnosed with lobular carcinoma in situ (LCIS) — a biomarker that puts one at high risk for developing invasive breast cancer — the retired public relations executive and part-time Boca Raton resident hasn’t had a choice. Steve Dorfman, miamiherald, 31 Oct. 2017 That’s known as lobular carcinoma, which is the second most common type of breast cancer, according to the Mayo Clinic. Korin Miller, SELF, 31 July 2017

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'lobular.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1826, in the meaning defined above

Time Traveler
The first known use of lobular was in 1826

Dictionary Entries Near lobular

Cite this Entry

“Lobular.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lobular. Accessed 19 Apr. 2024.

Medical Definition


lob·​u·​lar ˈläb-yə-lər How to pronounce lobular (audio)
: of, relating to, affecting, or resembling a lobule
lobular fatty degeneration of the liverLeopold Bellak
lobularly adverb
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