disc
B1Neutral to technical. Common in everyday, business, and technical contexts.
Definition
Meaning
A flat, thin, circular object.
A shape or object resembling a flat circle; a data storage medium (CD, DVD); in anatomy, a cartilage pad between vertebrae; in agriculture, a blade for ploughing.
Linguistics
Semantic Notes
"Disc" and "disk" are spelling variants. The choice often depends on regional convention (UK vs US) and technical context (computing vs anatomy).
Dialectal Variation
British vs American Usage
Differences
In UK English, "disc" is the preferred spelling for most contexts (optical disc, spinal disc). In US English, "disk" is more common, especially for computing storage (hard disk, disk drive), though "disc" is standard for optical media (compact disc).
Connotations
In US computing contexts, "disk" suggests magnetic storage, while "disc" suggests optical storage.
Frequency
"Disc" is more frequent in UK English. "Disk" is more frequent in US English, except for optical media.
Vocabulary
Collocations
Grammar
Valency Patterns
a disc of [material] (e.g., a disc of metal)on disc (e.g., available on disc)to insert/eject a discVocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “slipped disc (medical condition)”
- “disc jockey (DJ)”
- “the sun was a disc of fire (literary)”
Usage
Context Usage
Business
The financial data is stored on a secure server disc.
Academic
The study examined pressure on the lumbar discs.
Everyday
I can't find my favourite music disc.
Technical
The failsafe mechanism uses a rupture disc.
Examples
By Part of Speech
verb
British English
- The farmer will disc the field before sowing.
- I need to disc this old data to make space.
American English
- The farmer will disk the field before planting.
- We need to disk the old files.
adjective
British English
- The disc format is now obsolete.
- He has a disc-related injury.
American English
- The disk format is now obsolete.
- He has a disk-related injury.
Examples
By CEFR Level
- I put the disc into the computer.
- The moon looks like a white disc.
- The game comes on two discs.
- He injured a disc in his back while lifting.
- The software is no longer distributed on physical discs.
- The brake system uses ventilated discs for better cooling.
- The herniated disc was causing severe sciatica.
- Data was etched onto the silicon disc using a laser.
Learning
Memory Aids
Mnemonic
Think of a DISC as something you can DISC-ard if it's scratched (like a CD).
Conceptual Metaphor
KNOWLEDGE/INFORMATION IS A STORED OBJECT (e.g., 'data on a disc').
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Не переводить как "диск" в значении "магнитный диск" для US English (там чаще "disk").
- В спорте (диск для метания) это "discus".
Common Mistakes
- Using 'disc' for a computer's magnetic hard drive in US technical writing (should be 'disk').
- Misspelling as 'disk' in UK English for general contexts.
Practice
Quiz
In which context is the spelling 'disc' most consistently used in American English?
FAQ
Frequently Asked Questions
It's mainly a spelling preference. UK English favours 'disc'. US English favours 'disk', especially for magnetic computer storage, but uses 'disc' for optical media. In anatomy, both are used.
Yes, in agriculture it means to break up soil using a disc harrow. It's less common in computing, where 'to disk' (US) might mean to save to a disk.
Primarily, but it can refer to the data on the medium itself ("I bought a new music disc") or to an abstract shape ("a disc of light").
Both are seen, but 'Compact Disc' (CD) is the formal trademark spelling, making 'disc' the standard choice in this phrase worldwide.