grimm's law: meaning, definition, pronunciation and examples
RareAcademic/Technical
Quick answer
What does “grimm's law” mean?
A foundational historical sound change in Proto-Germanic languages describing systematic consonant shifts from Proto-Indo-European.
Audio
Pronunciation
Definition
Meaning and Definition
A foundational historical sound change in Proto-Germanic languages describing systematic consonant shifts from Proto-Indo-European.
Also used more broadly to refer to the concept of regular sound change in historical linguistics, or to Jacob Grimm's formulation of the first Germanic sound shift.
Dialectal Variation
British vs American Usage
Differences
No significant differences in usage; the term is identical and used in the same contexts.
Connotations
Neutral, technical term in both varieties.
Frequency
Equally rare in both varieties, confined to specialist academic discourse.
Grammar
How to Use “grimm's law” in a Sentence
Grimm's law explains X.According to Grimm's law, X became Y.The changes posited by Grimm's law.Vocabulary
Collocations
Usage
Meaning in Context
Business
Not used.
Academic
Used in linguistics, philology, and historical language studies to explain correspondences between Germanic and other Indo-European languages (e.g., Latin 'pater' vs. English 'father').
Everyday
Virtually never used.
Technical
Core term in historical linguistics; used to describe systematic phonetic changes.
Vocabulary
Synonyms of “grimm's law”
Neutral
Watch out
Common Mistakes When Using “grimm's law”
- Writing 'Grimms law' without the apostrophe.
- Using it as a general term for any sound change.
- Pronouncing 'Grimm's' with a hard /g/ as in 'go'; it's a soft /g/ as in 'give'.
FAQ
Frequently Asked Questions
It was formulated by Jacob Grimm (of the Brothers Grimm) in 1822, building on earlier observations by Rasmus Rask.
It explains why English has 'father' with an 'f' where Latin has 'pater' with a 'p' (PIE *p → Germanic *f).
No, they are completely unrelated. The same person, Jacob Grimm, was both a linguist and a folklorist.
Yes, it remains a cornerstone of historical linguistics, though it has been refined and supplemented by subsequent research like Verner's law.
Grimm's law is usually academic/technical in register.
Grimm's law: in British English it is pronounced /ɡrɪmz lɔː/, and in American English it is pronounced /ɡrɪmz lɔː/ (or /lɑː/ in some American dialects). Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Grimm's law got Great-Grandpa's 'P's to become 'F's (pater -> father).
Conceptual Metaphor
A LAW (as in a scientific law) governing language change.
Practice
Quiz
Grimm's law primarily describes: