accuracy
gb/ˈækjɚəsi/ us/ˈækjɚəsi/
B1
English
~ 2800
Senses
0 senses
Noun
B1
property
1
Correctness or precision
How right or exact something is.
Usage pattern:
[something] has [accuracy]
Common mistake:
Learners sometimes confuse 'accuracy' with 'precision'. Accuracy is about being correct overall, while precision is about being exact and consistent, even if not correct.
Synonyms
precision (Often used for exactness in measurement or detail; overlaps but can emphasize fine detail more than overall correctness.)
|
exactness (Focuses on being exactly correct without deviation.)
Antonyms
inaccuracy (The state of being wrong or not exact.)
|
error (A mistake or incorrect action, result, or statement.)
Collocations
high accuracy
|measure accuracy
|accuracy rate
|accuracy level
|improve accuracy
Themes
measurement
|communication
|science
|core_vocabulary
|education
Examples
- The accuracy of the test results was confirmed by a second laboratory.
- Her report was praised for its accuracy and clarity.
- GPS systems have improved in accuracy over the years.
- The accuracy of his predictions impressed the team.
Learner examples
- The accuracy of the answer is important.
- This watch has high accuracy.
- We need to check the accuracy of the data.
- The map shows the city with great accuracy.
Grammar
Dictionary form
accuracy
IPA
GB/ˈækjɚəsi/
US/ˈækjɚəsi/
Syllables & stress
ac - cur - acy (3 syllables)
Stress on 1st syllable (ac)
Word forms
Noun
- Base: accuracy
- Plural: accuracies, accuracy
Word family
Forms
accuracies
noun
Core family
accurate
adjective B1
accurately
adverb B1
Negative and opposite forms
Expressions
dead accuracy
1/dˈɛd ˈækjɚəsi/
fixed phrase
informal
Perfect correctness without error
Completely correct or exact.
Examples
- Her guess was of dead accuracy.
- The throw landed in the basket with dead accuracy.
pinpoint accuracy
1/pˈɪnpˌɔɪnt ˈækjɚəsi/
fixed phrase
Extremely precise correctness
Very exact and correct, without mistakes.
Examples
- The sniper hit the target with pinpoint accuracy.
- The machine places parts with pinpoint accuracy.
to the best of my knowledge and accuracy
1/tə ðə bˈɛst əv mˈaɪ nˈɑlɪd͡ʒ ˈænd ˈækjɚəsi/
fixed phrase
formal
As correct as I know
This means you are saying something is true based on what you know and believe to be correct.
Examples
- To the best of my knowledge and accuracy, the figures are correct.
- He stated, to the best of his knowledge and accuracy, that the report was complete.