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historical dictionarymw-prologue
Prologue — Definition, Word History, and First Known Use
- AUTHOR / EDITOR
- Merriam-Webster Editors
- YEAR
- 2026
- PUBLISHER
- Merriam-Webster
- DOI
- Not recorded
- SOURCE TYPE
- historical dictionary
- EXTERNAL RECORD
- OPEN ORIGINAL ↗
011
CONTRARIAN TRUTH CLAIMS
RANKED REVEALS THAT CITE THIS SOURCE
RANK 167GRADE Asupports
A prologue is speech before.
Greek prologos combines pro- “before” with logos “speech or discourse.” The modern general introduction grows from that theatrical structure.
*leǵ-
*leǵ- → λέγω → λόγος → πρόλογος → prologus → prologue → prolog → prologue
Did You Know? and EtymologyDocuments the Greek before-speaking formation.
prologue dossier ↗truth record ↗85UNVEILING
022
SCHOLARLY DISAGREEMENT
DISPUTE POSITIONS THAT CITE THIS SOURCE
resolvedsupportsestablished
Are -logy and -logue interchangeable endings?
No. They are relatives in the Greek logos and legein family, but English -logy follows -logie, Latin -logia, and Greek -logiā, while prologue follows Greek prologos through Latin prologus and French prologue. Related ancestry does not erase distinct formations and transmission paths.
Prologue etymologyPublishes the separate prologos to prologus to prologue whole-word route.
resolvedsupportsestablished
Does the -logue in prologue mean a field of study?
No. Greek prologos is pro- “before” plus logos “speech or discourse”: a speech beforehand. English -logy belongs to the same wider family but is not the component analyzed here.
Etymology and Did You Know?Analyzes prologos as speaking before.
036
CANONICAL RELATIONSHIP CLAIMS
EDGES THAT CITE THIS SOURCE
EDGE 440supportsestablished
prologue → prolog
Present-Day English → Middle English · historical continuation
- SOUND
- Middle English prolog develops the modern -ue spelling while retaining the initial pro- and final log sequence.
- MEANING
- The prefatory speech becomes any introductory section and later any preceding event.
- SCHOLAR / EDITOR
- Merriam-Webster · Etymonline editors
Word History and First Known UseDocuments the Middle English form and fourteenth-century horizon.
EDGE 441supportsestablished
prolog → prologue
Middle English → Anglo-French · borrowing
- SOUND
- Middle English prolog adopts Anglo-French prologue with English spelling adaptation.
- MEANING
- The prefatory discourse meaning remains stable.
- SCHOLAR / EDITOR
- Merriam-Webster editors
Etymology: Middle English from Anglo-FrenchDocuments the medieval French transmission.
EDGE 442supportsestablished
prologue → prologus
Anglo-French → Latin · borrowing
- SOUND
- Anglo-French prologue continues Latin prologus through Romance transmission.
- MEANING
- The introductory speech or preface remains central.
- SCHOLAR / EDITOR
- Merriam-Webster · Etymonline editors
Etymology: Anglo-French from Latin prologusDocuments the French-to-Latin route.
EDGE 443supportsestablished
prologus → πρόλογος
Latin → Ancient Greek · borrowing
- SOUND
- Latin prologus borrows and adapts Greek prologos.
- MEANING
- The Greek before-speech becomes a Latin theatrical and literary preface.
- SCHOLAR / EDITOR
- Merriam-Webster · Etymonline editors
Etymology: Latin prologus from Greek prologosDocuments the Greek borrowing.
EDGE 444supportsestablished
πρόλογος → λόγος
Ancient Greek → Ancient Greek · compound component
- SOUND
- Greek prologos combines pro- “before” with logos “speech or discourse”; this path follows the logos component.
- MEANING
- A speech positioned before a performance becomes the prologue.
- SCHOLAR / EDITOR
- Merriam-Webster · Etymonline editors
Etymology and Did You Know?: pro- plus legeinExplains the Greek before-speaking formation.
EDGE 459supportsestablished
πρόλογος → πρό-
Ancient Greek → Ancient Greek · compound component
- SOUND
- The bound pro- component remains visible inside prologos; no independent sound change is asserted.
- MEANING
- Before positions the speech or discourse ahead of the main performance.
- SCHOLAR / EDITOR
- Merriam-Webster · Etymonline editors
Etymology: pro- “before”Directly identifies the first compound component.
041
LEXICAL ATTESTATIONS
WITNESSES REPORTED BY THIS SOURCE
prologueSOURCE-REPORTED
prologue
Merriam-Webster source-reported English record
OPEN WITNESS 119 ↗052
COMPARATIVE EVIDENCE
COGNATES, DESCENDANTS, AND RELATIVES
064
GEOGRAPHIC AND TEMPORAL CLAIMS
JOURNEY STAGES THAT CITE THIS SOURCE
stage 2supports
Ancient Greek theatre
Documents Greek prologos as the before-speech portion of a play.
Did You Know? and Etymology · broadstage 3supports
Roman literary world
Documents Latin transmission.
Etymology: Latin prologus · broadstage 4supports
Medieval England
Documents Anglo-French transmission and the fourteenth-century English horizon.
Word History and First Known Use · regionalstage 5supports
Global English
Documents the modern semantic range and continuing English use.
Definitions and First Known Use · global070
NON-GENEALOGICAL CONNECTIONS
HISTORICAL CONTEXT, KEPT SEPARATE
No non-genealogical context link currently cites this source.
082
WORD-FAMILY REUSE
DOSSIERS THAT DEPEND ON THIS SOURCE
5 entry-scoped citations map reviewed dossier paths onto the canonical claims above.