recurrence
gb/ɹɪkˈɚəns/ us/ɹɪkˈɚəns/
C1
English
megismétlődés, kiújulás, rekurziós összefüggés
NOUN
C1
FORMAL
1
Usage pattern:
a recurrence of [something]
The company changed its procedures to prevent a recurrence of the error.
A vállalat megváltoztatta az eljárásait, hogy megelőzze a hiba megismétlődését.
Residents fear a recurrence of last year's flooding.
A lakosok attól tartanak, hogy megismétlődik a tavalyi árvíz.
The recurrence of the same image throughout the film gives it a dreamlike quality.
Learner examples
We hope there will be no recurrence of the problem.
Reméljük, a probléma nem ismétlődik meg.
The school wants to prevent a recurrence of the accident.
Az iskola meg akarja előzni a baleset megismétlődését.
Common mistake:
Do not confuse the noun recurrence with the adjective recurring. Recurrence is also more common than reoccurrence in formal writing.
Meaning
Something happening again
Collocations
prevent a recurrence
|avoid a recurrence
|fear a recurrence
|a recurrence of violence
|a recurrence of the problem
|a recurrence of symptoms
|frequent recurrence
|periodic recurrence
|recurrence pattern
|recurrence of flooding
Synonyms
repetition (more general and often less formal)
|
return (emphasizes coming back after absence)
|
reappearance (emphasizes becoming visible or noticeable again)
Antonyms
cessation (the stopping of something rather than its happening again)
|
one-off (something that happens only once, not repeatedly)
Themes
events
|problems
|patterns
Definition
when something happens again, especially something unwanted
the fact of something happening again, especially after a pause or after it seemed to have ended; an instance of this
NOUN
C1
TECHNICAL
2
kiújulás
B2
Usage pattern:
recurrence of [disease/symptom]; [disease] recurrence
The scan showed no evidence of cancer recurrence.
A vizsgálat nem mutatta a rák kiújulásának jelét.
Doctors monitor patients closely because recurrence is most likely in the first two years.
Az orvosok szorosan figyelemmel kísérik a betegeket, mert a kiújulás az első két évben a legvalószínűbb.
She reported a recurrence of chest pain after stopping the medication.
Learner examples
The doctor said the risk of recurrence is low.
Az orvos azt mondta, hogy alacsony a kiújulás kockázata.
Her tests showed no recurrence of the disease.
A vizsgálati eredményei nem mutatták a betegség kiújulását.
Common mistake:
Recurrence refers to the disease or symptom coming back. Relapse can also refer to a person becoming ill again or returning to an addiction.
Meaning
Illness returning after improvement
Collocations
cancer recurrence
|tumor recurrence
|disease recurrence
|symptom recurrence
|local recurrence
|recurrence risk
|risk of recurrence
|recurrence rate
|no evidence of recurrence
|recurrence-free survival
Synonyms
relapse (often used for a person becoming ill again or returning to an addictive behavior)
|
return (less technical and more general)
Antonyms
remission (a period when disease signs are reduced or absent)
|
recovery (improvement or return to health rather than return of illness)
Themes
health
|medicine
|disease
Definition
when an illness or symptom comes back after getting better
the return of an illness, symptom, tumor, or medical condition after a period of improvement or remission
NOUN
C2
TECHNICAL
3
Usage pattern:
a recurrence for [a sequence/function]; solve the recurrence
The Fibonacci numbers can be defined by a simple recurrence.
A Fibonacci-számokat egy egyszerű rekurziós összefüggés definiálja.
We used the master theorem to solve the recurrence for the algorithm's running time.
A mestertételt használtuk az algoritmus futási idejére vonatkozó rekurziós összefüggés megoldásához.
This recurrence expresses each term as the sum of the two previous terms.
Learner examples
The recurrence tells us how to find the next number.
A rekurziós összefüggés megmutatja, hogyan kapjuk meg a következő számot.
They solved the recurrence in class.
Az órán megoldották a rekurziós összefüggést.
Common mistake:
In mathematics and computer science, recurrence is often short for recurrence relation. It is not the same as the general idea of an event happening again.
Meaning
Recursive mathematical rule
Collocations
solve a recurrence
|linear recurrence
|recurrence relation
|recurrence equation
|recurrence formula
|recurrence for a sequence
|recurrence for running time
|divide-and-conquer recurrence
|homogeneous recurrence
|second-order recurrence
Synonyms
recurrence relation (the full technical term)
|
recursive formula (more explanatory and often used in teaching)
Antonyms
closed form (gives values directly rather than through earlier values)
|
explicit formula (does not require repeated recursive calculation)
Themes
mathematics
|computer_science
|algorithms
Definition
a math rule that uses earlier values to find later values
an equation or rule that defines terms of a sequence, or values of a function such as an algorithm's running time, in terms of earlier terms or smaller inputs
Grammar
Dictionary form
recurrence
IPA
GB/ɹɪkˈɚəns/
US/ɹɪkˈɚəns/
Syllables & stress
re - cur - rence (3 syllables)
Stress on 2nd syllable (cur)
Word forms
Noun
- Base: recurrence
- Plural: recurrence, recurrences
Expressions
eternal recurrence
1/ɪtˈɚnəl ɹɪkˈɚəns/
fixed phrase
technical
idea of events repeating forever
A philosophical idea that the world and all events repeat in the same way again and again, forever.
Examples
- Nietzsche’s idea of eternal recurrence challenges people to affirm their lives.
- The professor gave a lecture on eternal recurrence in modern philosophy.
- The novel plays with the theme of eternal recurrence through repeated scenes.
eternal recurrence
1/ɪtˈɚnəl ɹɪkˈɚəns/
fixed phrase
literary
Endless repetition of existence
the idea that the same events happen again and again forever
Examples
- Nietzsche's idea of eternal recurrence asks whether you would live your life again exactly the same way.
- The novel plays with eternal recurrence, returning its characters to the same choices again and again.
- For some readers, the film's time loop suggests a modern version of eternal recurrence.
Learner examples
- The story uses the theme of eternal recurrence.
no evidence of recurrence
1/nˈoʊ ˈɛvədəns əv ɹɪkˈɚəns/
fixed phrase
technical
No detected return
tests do not show that the illness has come back
Examples
- Her latest scan showed no evidence of recurrence.
- After five years, there was still no evidence of recurrence.
- The report noted no evidence of recurrence at the surgical site.
Learner examples
- The test showed no evidence of recurrence.
- The doctor found no evidence of recurrence.
prevent a recurrence
1/pɹɪvˈɛnt ə ɹɪkˈɚəns/
fixed phrase
Stop it happening again
to stop the same bad thing from happening again
Examples
- The airline introduced new safety checks to prevent a recurrence.
- We need to understand what went wrong and prevent a recurrence of the problem.
- After the data breach, the company promised measures to prevent a recurrence.
Learner examples
- They changed the rules to prevent a recurrence.
- We must prevent a recurrence of this mistake.
recurrence interval
1/ɹɪkˈɚəns ˈɪntɚvəl/
fixed phrase
technical
Average time between events
the average time expected between events like floods of a certain size
Examples
- Engineers design bridges using estimates of flood recurrence intervals.
- A storm with a 50-year recurrence interval can occur more than once in a person's lifetime.
- The earthquake hazard map is based partly on recurrence intervals for major faults.
Learner examples
- The flood has a long recurrence interval.
- A recurrence interval is an average, not a schedule.
recurrence rate
1/ɹɪkˈɚəns ɹˈeɪt/
fixed phrase
technical
How often it returns
the number or percentage of times something comes back
Examples
- Researchers compared recurrence rates after the two treatments.
- The recurrence rate was highest in patients who stopped treatment early.
- The city tracks the recurrence rate of software failures after each update.
Learner examples
- The new treatment has a lower recurrence rate.
- The study measured the recurrence rate.
risk of recurrence
1/ɹˈɪsk əv ɹɪkˈɚəns/
fixed phrase
Chance of return
how likely it is that something will come back or happen again
Examples
- The drug can reduce the risk of recurrence after surgery.
- Your risk of recurrence depends on the type and stage of the cancer.
- Better drainage should lower the risk of recurrence of flooding in the area.
Learner examples
- The doctor said her risk of recurrence is low.
- Exercise may reduce the risk of recurrence.