Definition of disease
1 obsolete : trouble
2 : a condition of the living animal or plant body or of one of its parts that impairs normal functioning and is typically manifested by distinguishing signs and symptoms : sickness, malady infectious diseases a rare genetic disease heart disease
3 : a harmful development (as in a social institution) sees the city's crime as a disease
diseasedplay \-ˈzēzd\ adjective
Examples of disease in a Sentence
He suffers from a rare genetic disease.
a disease of the mind
Thousands die of heart disease each year.
They are working to stop the spread of disease in rural areas.
The article cites intolerance as one of the most dangerous of society's diseases.
He sees crime as a disease that too often plagues the poor and disadvantaged.
Recent Examples of disease from the Web
That said, some patients with Crohn’s disease have had remarkable success with this simple approach.
And there’s a lack of understanding that addiction is a disease.
Adm. Diego Hernandez, a decorated vice admiral who commanded the Navy’s Third Fleet, died Friday at 83 of complications from Parkinson’s disease at his Miami Lakes home.
The smallest particulates have been linked to premature death in people with heart or lung disease, heart attacks, irregular heartbeats, aggravated asthma and other lung problems.
There are two main health issues usually cited when talking about aluminum fears: Alzheimer’s disease and breast cancer.
Workers who breathed in the flavoring while producing microwave popcorn reported severe respiratory diseases.
A recent study in the Journal of Periodontology found that frequent marijuana users were twice as likely as people who didn’t use frequently to have gum disease, even after controlling for other factors such as cigarette smoke.
No way, say cyclists on a mission Chris Carrino Foundation for FSHD bike tour crosses Kansas to raise awareness about disease.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'disease.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of disease
Middle English disese, from Anglo-French desease, desaise, from des- dis- + eise ease
First Known Use: 14th centurySee Words from the same year
DISEASE Defined for English Language Learners
Definition of disease for English Language Learners
: an illness that affects a person, animal, or plant : a condition that prevents the body or mind from working normally
: a problem that a person, group, organization, or society has and cannot stop
DISEASE Defined for Kids
Medical Definition of disease
: an impairment of the normal state of the living animal or plant body or one of its parts that interrupts or modifies the performance of the vital functions, is typically manifested by distinguishing signs and symptoms, and is a response to environmental factors (as malnutrition, industrial hazards, or climate), to specific infective agents (as worms, bacteria, or viruses), to inherent defects of the organism (as genetic anomalies), or to combinations of these factors : sickness, illness—called also morbus; compare health 1
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