Phrase guide

twilight zone

noun · verb · 11 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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No pronunciation record was provided for this word.

1

noun

Meaning 1

A moving line that divides the daylit side and the dark night side of a planetary body.

Definition source: English Wiktionary via Wiktextract

Topics: astronomy, astrophysics, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: terminator

Antonyms: none provided

2

noun

Meaning 2

A region or context located in between others and therefore not subject to their norms.

Definition source: English Wiktionary via Wiktextract

Usage: broadly, figuratively

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: shadowland

Antonyms: none provided

3

noun

Meaning 3

A deteriorating area surrounding a central business district.

Definition source: English Wiktionary via Wiktextract

Topics: geography, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

Synonym of mesopelagic zone (“the part of the ocean where there is very minimal light, located below the photic epipelagic zone but above the aphotic bathypelagic zone.”).

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: mesopelagic zone

Antonyms: none provided

5

noun

Meaning 5

A region in which surreal, supernatural, or fantastic events occur.

Definition source: English Wiktionary via Wiktextract

Usage: figuratively

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

verb

Meaning 6

To put or place into an indeterminate position; to be in an ambiguous, undetermined, or improper context.

Definition source: English Wiktionary via Wiktextract

Usage: idiomatic, intransitive, transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

verb

Meaning 7

To cause to daydream or zone out; to cause to lose attention to one's surroundings.

Definition source: English Wiktionary via Wiktextract

Usage: idiomatic, transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

verb

Meaning 8

To experience or perceive something bizarre or fantastic.

Definition source: English Wiktionary via Wiktextract

Usage: idiomatic, intransitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

verb

Meaning 9

To behave or occur in a confusing or unexpected manner.

Definition source: English Wiktionary via Wiktextract

Usage: idiomatic, intransitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

10

noun

Meaning 10

the ambiguous region between two categories or states or conditions (usually containing some features of both)

Definition source: Princeton WordNet 3.0

Examples

  • but there is still a twilight zone, the tantalizing occurrences that are probably noise but might possibly be a signal
  • in the twilight zone between humor and vulgarity
  • in that no man's land between negotiation and aggression

Meaning relationships

Synonyms: no man's land

Antonyms: none provided

Broader terms: ambiguity, equivocalness

11

noun

Meaning 11

the lowest level of the ocean to which light can reach

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: ocean floor, sea floor, ocean bottom, seabed, sea bottom, Davy Jones's locker, Davy Jones

History

Etymology

Because such a zone (in the literal sense of the term) is twilit; see twilight § Etymology.

From the anthology television series The Twilight Zone, first aired in 1959, whose name was inspired by the astrophysical sense.

Across languages

Translations

2 source translations are retained for this English entry.

  • German: Grauzone — region or context located in between others
  • Polish: strefa cienia — region or context located in between others