Standard Lemma guide

throughline

noun · 2 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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • Received-Pronunciation: /ˈθɹuːlaɪn/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • General-American: /ˈθɹuˌlaɪn/
  • US: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

In full through line of action: a theme that runs through the plot of a book, film, or other narrative work, or a series of such related works.

Definition source: English Wiktionary via Wiktextract

Topics: human-sciences, linguistics, narratology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A railway route that passengers can take without needing to change trains.

Definition source: English Wiktionary via Wiktextract

Topics: rail-transport, railways, transport

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From through (“passing from one side of something to the other”, adjective) + line. Compare Middle English thurghline (“a brail or buntline”).

Across languages

Translations

6 source translations are retained for this English entry.

  • Dutch: rode draad — theme that runs through the plot of a narrative work, or a series of such related works
  • French: fil conducteur — theme that runs through the plot of a narrative work, or a series of such related works
  • German: roter Faden — theme that runs through the plot of a narrative work, or a series of such related works
  • German: durchgängiger Handlungsfaden — theme that runs through the plot of a narrative work, or a series of such related works
  • Polish: motyw przewodni — theme that runs through the plot of a narrative work, or a series of such related works
  • Polish: linia bezpośrednia — railway route that passengers can take without needing to change trains