body mass index

noun

: a measure of body fat that is the ratio of the weight of the body in kilograms to the square of its height in meters

Examples of body mass index in a Sentence

A person with a body mass index of more than 30 is considered to be obese.
Recent Examples on the Web All had obesity, meaning a body mass index of at least 30, and all had insurance coverage for the medications. Sara G. Miller, NBC News, 19 Mar. 2024 Smoking, body mass index and a latent infection caused by the herpes virus had the most impact, with smoking creating the biggest change. Jen Christensen, CNN, 14 Feb. 2024 Most health-care providers don’t currently recommend weight loss surgery for type 2 diabetes unless a person has a body mass index (BMI) of 35 or higher, and less than 1% of those people end up pursuing surgical treatment, according to the study. Mira Cheng, CNN, 27 Feb. 2024 After the samples were exposed, those involved with the study found that smoking, body mass index and a latent infection caused by the herpes virus had the most impact to the immune system. Nicholas Rice, Peoplemag, 17 Feb. 2024 Such a test would also look at three other factors: age, body mass index, and signs of abnormal blood clotting with inflammation. Elizabeth Cooney, STAT, 18 Jan. 2024 Studies show that people with higher levels of vitamin B6 tend to have a lower body mass index (BMI) and waist circumference [9]. Amber Smith, Discover Magazine, 5 Oct. 2023 Republican activists, who also happened to be women of the younger variety with a green body mass index, were photographed in bikinis, bathtubs, and bras for a $25 calendar. Kayla Bartsch, National Review, 10 Jan. 2024 That allowed prescriptions to be based on a patient’s body mass index number as opposed to their blood glucose score. Robert Goulder, Forbes, 11 Dec. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'body mass index.' 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

1983, in the meaning defined above

Time Traveler
The first known use of body mass index was in 1983

Dictionary Entries Near body mass index

Cite this Entry

“Body mass index.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/body%20mass%20index. Accessed 14 Apr. 2024.

Kids Definition

body mass index

noun
: a measure of body fat that is the ratio of the weight of the body in kilograms to the square of its height in meters

Medical Definition

body mass index

noun
: a measure of body fat that is the ratio of the weight of the body in kilograms to the square of its height in meters
a body mass index in adults of 25 to 29.9 is considered an indication of overweight, and 30 or more an indication of obesity
abbreviation BMI

called also Quetelet index

More from Merriam-Webster on body mass index

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