chamfer: meaning, definition, pronunciation and examples
C1Technical, Industrial, Formal (when used precisely)
Quick answer
What does “chamfer” mean?
To cut away a right-angled edge or corner to form a symmetrical, often 45-degree, sloping surface.
Audio
Pronunciation
Definition
Meaning and Definition
To cut away a right-angled edge or corner to form a symmetrical, often 45-degree, sloping surface.
The symmetrical bevel or groove resulting from such a cut; a finished, softened edge on a material or object.
Dialectal Variation
British vs American Usage
Differences
No significant difference in meaning or form. Pronunciation varies slightly.
Connotations
Precise, technical, associated with craftsmanship and engineering in both varieties.
Frequency
Equally low-frequency and specialised in both varieties.
Grammar
How to Use “chamfer” in a Sentence
chamfer + [noun phrase] (e.g., chamfer the edge)chamfer + [noun phrase] + [prepositional phrase] (e.g., chamfer the edge to 3mm)Vocabulary
Collocations
Examples
Examples of “chamfer” in a Sentence
noun
British English
- A small chamfer was added to prevent splintering.
- The drawing specifies a 5mm chamfer.
American English
- Apply sealant along the chamfer.
- The part failed due to an incorrectly machined chamfer.
verb
British English
- You must chamfer the timber before fitting the joint.
- The CNC programme was set to chamfer all external profiles.
American English
- We need to chamfer the concrete curb for safety.
- Chamfer those sharp corners on the prototype.
Usage
Meaning in Context
Business
Used in manufacturing, construction, and engineering specifications (e.g., 'The design calls for a 2mm chamfer on all exposed edges').
Academic
Used in engineering, architecture, and materials science papers.
Everyday
Virtually unused. A layperson would say 'bevel' or 'rounded edge'.
Technical
The primary domain. Precisely describes a machining, woodworking, or CAD operation.
Watch out
Common Mistakes When Using “chamfer”
- Misspelling as 'champer' or 'champfer'.
- Using it as a general term for any rounded edge (a 'fillet' is rounded, a 'chamfer' is flat).
- Pronouncing the 'ch' as /k/ (it's /tʃ/).
FAQ
Frequently Asked Questions
A chamfer is a flat, angled cut (bevel), while a fillet is a rounded, concave corner.
No, it is a specialised technical term primarily used in engineering, woodworking, and manufacturing.
Yes, it is very common as a noun, referring to the beveled edge itself (e.g., 'a 45-degree chamfer').
In British English: /ˈtʃamfə/. In American English: /ˈtʃæmfər/. The 'ch' is pronounced like in 'chip'.
To cut away a right-angled edge or corner to form a symmetrical, often 45-degree, sloping surface.
Chamfer is usually technical, industrial, formal (when used precisely) in register.
Phrases
Idioms & Phrases
- “[No established idioms]”
Learning
Memory Aids
Mnemonic
Imagine a CHAMPION furniture maker who always FILES the edges smooth → CHAM-fer.
Conceptual Metaphor
SOFTENING IS REMOVING ANGLES (e.g., to chamfer an argument is to soften its harshness - very rare).
Practice
Quiz
What is the primary meaning of 'chamfer' (as a verb)?