truncate
C1Formal, Technical
Definition
Meaning
To shorten something by cutting off the top or end.
In computing and mathematics, to end a process or calculation before its natural conclusion or to approximate a number by removing digits after a decimal point.
Linguistics
Semantic Notes
Typically refers to removing a part to create a blunt, abrupt ending. Implies a deliberate, often functional or necessary, shortening rather than casual cutting.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning or usage. Spelling and pronunciation are consistent.
Connotations
Consistently technical/formal in both varieties.
Frequency
Slightly more common in American computing contexts due to industry prevalence, but the difference is marginal.
Vocabulary
Collocations
Grammar
Valency Patterns
TRUNCATE + [object] (e.g., truncate the log file)BE + TRUNCATED + [prepositional phrase] (e.g., The report was truncated for brevity.)Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “[No common idioms for 'truncate']”
Usage
Context Usage
Business
Used in reports or data analysis: 'We had to truncate the dataset to meet the size limit.'
Academic
Common in mathematics, statistics, and computer science papers: 'The decimal was truncated to three places.'
Everyday
Rare in casual conversation. Might be used for dramatic effect: 'The storm truncated our holiday.'
Technical
Frequent in computing (databases, programming): 'Use the TRUNCATE command to delete all rows quickly.'
Examples
By Part of Speech
verb
British English
- The editor truncated the final chapter to fit the page count.
- The programme was truncated due to the news bulletin.
American English
- The software will truncate any file name over 255 characters.
- They truncated the meeting after the main decision was made.
adverb
British English
- [Rarely used as an adverb]
American English
- [Rarely used as an adverb]
adjective
British English
- The truncate leaf shape is common in this species.
- They received only a truncate version of the report.
American English
- The fossil shows a truncate spine.
- A truncate error message appeared on the screen.
Examples
By CEFR Level
- The film was truncated for television.
- I had to truncate my story because I was running out of time.
- The database administrator truncated the old log files to save space.
- His career was tragically truncated by injury.
- The algorithm truncates irrational numbers to a finite number of decimal places.
- The novel's truncated ending left many readers dissatisfied but reflective.
Learning
Memory Aids
Mnemonic
Think of a TRUNK being CUT. A tree's trunk is cut to make it shorter – it's TRUNCATED.
Conceptual Metaphor
LENGTH IS REDUCED BY CUTTING (A linear object is made shorter by removing an end section).
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid translating directly as 'trunkat'' (not a word). The Russian concept is closer to 'obrezat'' (to cut around/trim) or 'sokratit'' (to shorten).
- Do not confuse with 'tranche' (a portion/slice).
Common Mistakes
- Using 'truncate' to mean 'delete entirely' (it implies shortening, not total removal).
- Confusing 'truncate' with 'truncated' as a noun (it's primarily a verb or adjective).
Practice
Quiz
In which context is 'truncate' used most precisely?
FAQ
Frequently Asked Questions
'Delete' means to remove entirely. 'Truncate' means to shorten by removing an end part, not necessarily removing the whole thing.
It is quite formal/technical. In everyday speech, 'cut short', 'shorten', or 'crop' are more common.
It is a cone with the pointed top cut off parallel to the base, creating a shape like a cylinder with tapered sides (a frustum).
Yes, 'truncation' is the standard noun (e.g., 'the truncation of the data').
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