body mass index

noun

Definition of body mass index

: 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 At last count, which was just before the pandemic, 42% of Americans met the medical definition for obesity, which is having a body mass index of 30 or above. Taylor Wilson, USA TODAY, 27 July 2022 Obesity, which characterizes patients whose body mass index is 30 or higher, is pervasive in the South and Midwest, according to the Centers for Disease Control and Prevention. Lauren Sausser, NBC News, 21 May 2022 Marson adds that researchers could then sift through current data on how people respond to Th2-blocking treatments to see if the effectiveness of these drugs varies depending on a person’s body mass index. Jonathan Wosen, STAT, 4 Apr. 2022 So to look more objectively at weight and health, health experts devised a calculation of weight in relation to height called body mass index, or BMI. Amanda Macmillan, Outside Online, 2 Apr. 2015 Using images of 299 cabinet ministers from 15 post-Soviet states, Blavatskyy found that a higher body mass index among the politicians correlated with higher measures of conventional corruption in their countries. Scott Lafee, San Diego Union-Tribune, 14 June 2022 Otis Brawley, a Bloomberg distinguished professor at Johns Hopkins University, said the results, when combined with previous research, mean that at least for people who have a high body mass index, bariatric surgery has a clear benefit. Matthew Herper, STAT, 8 June 2022 Researchers have found, for example, that people with a higher body mass index are less likely to develop ALS and that losing weight after developing the disease leads to more rapid progression. Diana Kwon, Scientific American, 26 Oct. 2021 Another study from the University of Minnesota in 2017 that looked at more than 1,800 young adults saw that those who were overweight and practiced yoga regularly didn’t see an increase in their body mass index (BMI). Emily Shiffer, Men's Health, 6 June 2022 See More

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

First Known Use of body mass index

1983, in the meaning defined above

Buying Guide

Passionate about fitness and wellness tracking? The Reviews team conducted an honest review of the Oura Ring.

Learn More About body mass index

Time Traveler for body mass index

Time Traveler

The first known use of body mass index was in 1983

See more words from the same year

Dictionary Entries Near body mass index

body mark

body mass index

body mechanics

See More Nearby Entries 

Statistics for body mass index

Last Updated

3 Aug 2022

Cite this Entry

“Body mass index.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/body%20mass%20index. Accessed 10 Aug. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for body mass index

body mass index

noun

Medical Definition of body mass index

: 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

Britannica.com: Encyclopedia article about body mass index

WORD OF THE DAY

Test Your Vocabulary

Commonly Confused Words Quiz

  • vector image of a face with thought expression
  • I went to the ______ store to buy a birthday card.
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!