congestion

/kənˈd͡ʒɛs.t͡ʃən/

Proposed by a contributor, not yet supported by evidence.

Also seen as: congestions

Sense 1

Meaning · English

The hindrance or blockage of the passage of something, for example a fluid, mixture, traffic, people, etc. (due to an excess of this or due to a partial or complete obstruction), resulting in overfilling or overcrowding. — An accumulation or buildup, the act of gathering into a heap or mass.

Noun

Examples

network congestion

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

The hindrance or blockage of the passage of something, for example a fluid, mixture, traffic, people, etc. (due to an excess of this or due to a partial or complete obstruction), resulting in overfilling or overcrowding. — Blocking up of the capillary and other blood vessels, etc., in any locality or organ (often producing other morbid symptoms); local hypermic, active or passive.

Noun

Examples

arterial congestion

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).

Common questions

What does “congestion” mean?

The hindrance or blockage of the passage of something, for example a fluid, mixture, traffic, people, etc. (due to an excess of this or due to a partial or complete obstruction), resulting in overfilling or overcrowding. — An accumulation or buildup, the act of gathering into a heap or mass.

Is “congestion” formal or informal?

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