15 essential words — with definitions, examples and pronunciation. Double-click any word to look it up instantly.
allergicadjective
Having a bad reaction to a substance.
“She is allergic to penicillin.”
chronicadjective
Lasting a long time or recurring frequently.
“He suffers from chronic back pain.”
diagnosisnoun
The identification of an illness by a doctor.
“The diagnosis was confirmed after several tests.”
dosagenoun
The amount of medicine to be taken.
“The dosage is two tablets three times a day.”
epidemicnoun
A widespread outbreak of disease in an area.
“The flu epidemic affected thousands of people.”
immuneadjective
Protected from a disease.
“Once you have had chickenpox you are usually immune.”
nauseanoun
The feeling that you are going to vomit.
“One side effect of the medicine is nausea.”
prescriptionnoun
A doctor's written instruction for medicine.
“You need a prescription to buy that antibiotic.”
preventableadjective
Able to be stopped from happening.
“Many diseases are preventable with vaccination.”
recoverynoun
The process of getting better after illness.
“Her recovery from surgery was faster than expected.”
remedynoun
A treatment for an illness or problem.
“Honey and lemon is a popular home remedy for sore throats.”
surgeonnoun
A doctor who performs operations.
“The surgeon operated for six hours.”
symptomnoun
A sign that you have an illness.
“Fever and tiredness are common symptoms of the flu.”
therapynoun
Treatment for physical or mental conditions.
“She has been attending therapy for her anxiety.”
vaccinenoun
A substance injected to protect against disease.
“The flu vaccine is recommended every autumn.”
Vocabulary Quiz
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