countless

/ˈkaʊntləs/

Proposed by a contributor, not yet supported by evidence.

Sense 1

Meaning · English

A huge and uncountable number of; too many to count; innumerable.

Determiner

Examples

There are countless stars in the sky.

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

Synonym of uncountable.

Adjective

Examples

The stars in the sky are countless.

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

Too large to be counted to.

Adjective

Examples

Just stop and think deeply for a moment and realize the countless number of the grains of sand of the seashore; the countless number of drops of water that go to make up the waters of the earth; […]

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 “countless” mean?

A huge and uncountable number of; too many to count; innumerable.

Is “countless” formal or informal?

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