SOURCE 01supportshistorical dictionary
Muscle — Word History
Documents the secure little-mouse derivation.
Latin musculus, diminutive of mūs- AUTHOR / EDITOR
- Merriam-Webster Editors
- YEAR
- 2026
- PUBLISHER
- Merriam-Webster
PERMANENT DISPUTE RECORD
ALL DISPUTES ↗CLAIM / COUNTERCLAIM / LIMITRECORD 38
DISPUTE
RECORD.
One scholarly question. Every attached source. The present editorial state, without pretending the last word has been written.
resolvedestablished
Is musculus really a “little mouse”?
Latin musculus is morphologically the diminutive of mūs “mouse.”
WORD UNDER REVIEWDISPUTE 38
muscle
/ˈmʌsəl/ · noun
A body tissue or organ whose English name descends through French from Latin musculus, a diminutive of mūs “mouse.”
01
DIRECT CLAIM EVIDENCE
2 SOURCES WITH A STANCE
A citation is not a vote. Each record says whether the work supports, challenges, contradicts, or contextualizes the position—and identifies the exact locus used.
SOURCE 02contexthistorical dictionary
Muscle — Word History
Independently reports the same morphological analysis.
Latin musculus from mūs- AUTHOR / EDITOR
- American Heritage Dictionary Editors
- YEAR
- 2026
- PUBLISHER
- HarperCollins
02 / EDITORIAL STATE
THE CURRENT RECORD IS RESOLVED.
- CONFIDENCE
- established
- STATUS
- resolved
- LEGACY SOURCE SUMMARY
- Merriam-Webster and American Heritage independently report the diminutive derivation.
The morphological derivation is treated as established; this does not settle the exact visual analogy.