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BIBLIOGRAPHIC IDENTITYmw-regulate

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historical dictionarymw-regulate

Regulate — 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 ↗
4CANONICAL EDGES
1WITNESSES
3COMPARISONS
0CONTEXT LINKS
1RANKED REVEALS
2DISPUTES
3JOURNEY STAGES
3WORD DOSSIERS
01

CONTRARIAN TRUTH CLAIMS

RANKED REVEALS THAT CITE THIS SOURCE

1
RANK 156GRADE Asupports

To regulate is to bring under a straightedge’s rule.

The verb passes through regulātus and regulāre to Latin rēgula. Governance and technical adjustment share the older idea of directing by rule.

*h₃reg̑-

*h₃reg̑- → *h₃reg- → *rēg-olā- → rēgula → regulāre → regulātus → regulate → regulate

Etymology: regulatus from regulare from regula

Publishes the complete morphological chain.

02

SCHOLARLY DISAGREEMENT

DISPUTE POSITIONS THAT CITE THIS SOURCE

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CANONICAL RELATIONSHIP CLAIMS

EDGES THAT CITE THIS SOURCE

4
EDGE 739supportsestablished

regulate → regulate

Present-Day English → Middle English · continuation

SOUND
Modern regulate continues the reported Middle English verb.
MEANING
Govern or direct according to rule expands to ordering, controlling, and technical adjustment.
SCHOLAR / EDITOR
Merriam-Webster Editors
Word History and First Known Use

Supplies the Middle English stage, meaning, and fifteenth-century horizon.

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EDGE 740supportsestablished

regulate → regulātus

Middle English → Late Latin · borrowing

SOUND
The Middle English verb reflects Late Latin regulātus.
MEANING
A regulated or directed participle supplies the English verb formation.
SCHOLAR / EDITOR
Merriam-Webster Editors
Etymology: Middle English from Late Latin regulatus

Publishes the borrowing source.

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EDGE 741supportsestablished

regulātus → regulāre

Late Latin → Late Latin · inflection

SOUND
Late Latin regulātus is the past participle of regulāre.
MEANING
The participle preserves the verb’s directing and regulating sense.
SCHOLAR / EDITOR
Merriam-Webster Editors
Etymology: regulatus, past participle of regulare

Publishes the inflectional relationship.

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EDGE 742supportsestablished

regulāre → rēgula

Late Latin → Latin · derivation

SOUND
Late Latin regulāre is formed from Latin rēgula.
MEANING
To regulate or direct means act according to a rule.
SCHOLAR / EDITOR
Merriam-Webster Editors
Etymology: regulare from Latin regula

Publishes the derivation from rule.

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04

LEXICAL ATTESTATIONS

WITNESSES REPORTED BY THIS SOURCE

1
regulateSOURCE-REPORTED

regulate

Merriam-Webster first-known-use report for regulate

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05

COMPARATIVE EVIDENCE

COGNATES, DESCENDANTS, AND RELATIVES

3
regular

regulate

English

parallel verb formation from Latin rēgula

regulate

rule

English

base noun from the same Latin rēgula route

rule

regulate

English

verb descendant through Latin rēgula

06

GEOGRAPHIC AND TEMPORAL CLAIMS

JOURNEY STAGES THAT CITE THIS SOURCE

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NON-GENEALOGICAL CONNECTIONS

HISTORICAL CONTEXT, KEPT SEPARATE

0
No non-genealogical context link currently cites this source.
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WORD-FAMILY REUSE

DOSSIERS THAT DEPEND ON THIS SOURCE

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regular1 CLAIM LINKS↗regulate12 CLAIM LINKS↗rule1 CLAIM LINKS↗

4 entry-scoped citations map reviewed dossier paths onto the canonical claims above.