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Men's Health Glossary

Terms used to explain Men's Health can sometimes be confusing. To help you fully understand the articles and features related to this very important health topic, we have compiled a glossary of terms that can help.

Body Mass Index

body mass index
Function: 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> abbr. BMI—called also Quetelet index


Pronunciation: \ˌkō-lə-ˈnäs-kə-pē, ˌkäl-ə-\

Function: noun
pl -pies
: endoscopic examination of the colon <transabdominal colonoscopy with a sigmoidoscope via colotomy>

Coronary Artery Bypass

coronary artery bypass
Function: noun
: see: coronary bypass

Erectile Dysfunction

erectile dysfunction
Function: noun
: chronic inability to achieve or maintain an erection satisfactory for sexual intercourse : see: impotence 2abbr. ED

Heart Attack

heart attack
Function: noun
: an acute episode of heart disease marked by the death or damage of heart muscle due to insufficient blood supply to the heart muscle usu. as a result of a coronary thrombosis or a coronary occlusion and that is characterized esp. by chest pain —called also myocardial infarction, compare angina pectoris coronary insufficiency heart failure 1

In Vitro Fertilization

in vitro fertilization
Function: noun
: fertilization of an egg in a laboratory dish or test tube; specif: mixture usu. in a laboratory dish of sperm with eggs which have been surgically removed from an ovary that is followed by implantation of one or more of the resulting fertilized eggs into a female's uterus abbr. IVF

Premature Ejaculation

premature ejaculation
Function: noun
: ejaculation of semen that occurs prior to or immediately after penetration of the vagina by the penis —called also ejaculatio praecox

Sexually Transmitted Disease

sexually transmitted disease
Function: noun
: any of various diseases or infections that can be transmitted by direct sexual contact including some (as syphilis, gonorrhea, chlamydia, and genital herpes) chiefly spread by sexual means and others (as hepatitis B and AIDS) often contracted by nonsexual means —called also STD


Pronunciation: \(ˈ)trī-ˈglis-ə-ˌrīd\

Function: noun
: any of a group of lipids that are esters formed from one molecule of glycerol and three molecules of one or more fatty acids, are widespread in adipose tissue, and commonly circulate in the blood in the form of lipoproteins —called also neutral fat

Ulcerative Colitis

ulcerative colitis
Function: noun
: a chronic inflammatory disease of the colon that is of unknown cause and is characterized by diarrhea with discharge of mucus and blood, cramping abdominal pain, and inflammation and edema of the mucous membrane with patches of ulceration

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© 2011 Merriam-Webster, Incorporated. Published under license with Merriam-Webster, Inc.

Did You Know?

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In these sedentary days and times, it's important to be physically active to maintain your health. Consider swimming, biking or brisk walking, starting slowly and working your way up to at least 30 minutes of moderate activity most days of the week, advises the Agency for Healthcare Research and Quality.