recurrence
Something happening again
when something happens again, especially something unwanted
a recurrence of [something]
- The company changed its procedures to prevent a recurrence of the error.
- Residents fear a recurrence of last year's flooding.
- The recurrence of the same image throughout the film gives it a dreamlike quality.
- We hope there will be no recurrence of the problem.
- The school wants to prevent a recurrence of the accident.
Illness returning after improvement
when an illness or symptom comes back after getting better
recurrence of [disease/symptom]; [disease] recurrence
- The scan showed no evidence of cancer recurrence.
- Doctors monitor patients closely because recurrence is most likely in the first two years.
- She reported a recurrence of chest pain after stopping the medication.
- The doctor said the risk of recurrence is low.
- Her tests showed no recurrence of the disease.
Recursive mathematical rule
a math rule that uses earlier values to find later values
a recurrence for [a sequence/function]; solve the recurrence
- The Fibonacci numbers can be defined by a simple recurrence.
- We used the master theorem to solve the recurrence for the algorithm's running time.
- This recurrence expresses each term as the sum of the two previous terms.
- The recurrence tells us how to find the next number.
- They solved the recurrence in class.
- Base: recurrence
- Plural: recurrence, recurrences
eternal recurrence
1idea of events repeating forever
A philosophical idea that the world and all events repeat in the same way again and again, forever.
- 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
1Endless repetition of existence
the idea that the same events happen again and again forever
- 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.
no evidence of recurrence
1No detected return
tests do not show that the illness has come back
- 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.
prevent a recurrence
1Stop it happening again
to stop the same bad thing from happening again
- 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.
recurrence interval
1Average time between events
the average time expected between events like floods of a certain size
- 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.
recurrence rate
1How often it returns
the number or percentage of times something comes back
- 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.
risk of recurrence
1Chance of return
how likely it is that something will come back or happen again
- 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.