pandemic

/pænˈdɛmɪk/

Proposed by a contributor, not yet supported by evidence.

Also seen as: pandemics

Sense 1

Meaning · English

Of a disease: epidemic over a wide geographical area and affecting a large proportion of the population; also, of or pertaining to a disease of this nature.

Adjective

Examples

The chaotic breakdown of public health as World War I dragged on is widely recognized as exacerbating the disease burden of the pandemic outbreak of influenza in 1918.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Sense 2

Meaning · English

General, widespread.

Adjective

Examples

A former age insisted upon the efficacy of scarlet curtains and red broad-cloth in small-pox—a succeeding age thinks it has proved the practice superstitious,—or they refer to it fancy. Now that said fancy is an element in the constitution of man, possibly more powerful in its effects upon the cure

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Sense 3

Meaning · English

A pandemic disease; a disease that affects a wide geographical area and a large proportion of the population.

Noun

Examples

Those diseases which have some strong resemblance in their general characters, and attack many individuals in a large extent of country at about the same time, are commonly called epidemics. If all, or about all the inhabitants of a country be similarly attacked, at or near the same time, with a par

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Sense 4

Meaning · English

A pandemic disease; a disease that affects a wide geographical area and a large proportion of the population. — The COVID-19 pandemic.

Noun

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Common questions

What does “pandemic” mean?

Of a disease: epidemic over a wide geographical area and affecting a large proportion of the population; also, of or pertaining to a disease of this nature.

Is “pandemic” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.