correspondence
letters or emails exchanged
Letters or emails that people send to each other, especially over some time.
correspondence between [people] / correspondence with [someone]
- Most of their correspondence was conducted by email after she moved abroad.
- The museum has preserved his wartime correspondence with his family.
- I keep copies of all correspondence with the insurance company.
- Their secret correspondence continued for many years.
- Please address all further correspondence to our head office.
- I have regular correspondence with my old teacher.
- She found a box of her grandfather’s personal correspondence.
- All business correspondence is stored on the company server.
- He stopped their email correspondence after the project ended.
- The two writers began a long correspondence after they met online.
close similarity or match
A close similarity or match between things.
a correspondence between [things]
- There is a clear correspondence between education level and income in the data.
- The map shows little correspondence with the actual layout of the city.
- The researchers found a strong correspondence between the two sets of results.
- The numbers in the report bear no correspondence to the figures in our database.
- We need to check the correspondence between the theory and the experimental results.
- There is a close correspondence between price and quality in this market.
- The picture has no correspondence with the real room.
- Scientists looked for correspondence between the two studies.
- The test scores show good correspondence with the teacher’s opinion.
- We found little correspondence between what he said and what he did.
mathematical pairing relation
In mathematics, a rule or relation that matches items in one group with items in another group.
a correspondence between [set A] and [set B]
- There is a one-to-one correspondence between the vertices of the two graphs.
- The function defines a correspondence between real numbers and points on the line.
- We can use this correspondence to translate problems in geometry into problems in algebra.
- The proof relies on a natural correspondence between states and transitions.
- They established a correspondence between each code word and a unique symbol.
- In this lesson we study a one-to-one correspondence between two sets.
- Each number has a clear correspondence with a point on the line.
- The teacher showed a simple correspondence between shapes and numbers.
- This formula gives a correspondence between time and distance.
- We use the correspondence to change the problem into another form.
state of agreement or conformity
The state of being in agreement or in line with something, like facts or rules.
in correspondence with [something]
- The figures are not in correspondence with the official statistics.
- Her statement is in close correspondence with the evidence presented in court.
- We must ensure full correspondence between the company’s policy and national law.
- The report lacks correspondence with the facts of the case.
- The theory’s correspondence with reality has been widely debated.
- The numbers are not in correspondence with the real sales.
- His story is in full correspondence with the video.
- Our rules must be in correspondence with the new law.
- There is no correspondence with what we saw.
- The plan is in good correspondence with our goals.
- Base: correspondence
- Plural: correspondence, correspondences
business correspondence
1work-related letters or emails
Letters and emails that are related to work, trade, or professional matters.
- All business correspondence should be archived for at least five years.
- She handles the company’s business correspondence with foreign clients.
- Please send any business correspondence to our office address.
correspondence course
1distance-learning course by mail/online
A course of study that you do from home, sending and receiving lessons and assignments by mail or online instead of going to a school in person.
- He completed a bookkeeping qualification through a correspondence course.
- Many universities offer correspondence courses for working adults.
- She is taking a correspondence course in creative writing.
enter into correspondence
1begin writing letters or emails
To start sending and receiving letters or emails with someone, usually in a formal way.
- The two scientists entered into correspondence after reading each other’s papers.
- We entered into correspondence with the supplier to negotiate better terms.
- She entered into correspondence with a famous author she admired.
in correspondence with
1in agreement with something
In a state that matches or agrees with something, like facts, rules, or another set of numbers.
- The new regulations must be in correspondence with international law.
- Her description is in correspondence with the photographs.
- We checked that the data was in correspondence with the previous year’s report.
keep up a correspondence
1continue writing to someone
To continue sending and receiving letters or emails with someone over a period of time.
- They kept up a correspondence for many years after college.
- I try to keep up a correspondence with my old piano teacher.
- Despite their busy lives, the two friends kept up a regular correspondence.
one-to-one correspondence
1bijective mathematical relation
In mathematics, a special matching where each element in one set is paired with exactly one element in another set, and each element in the second set is paired with exactly one in the first.
- There is a one-to-one correspondence between binary strings and these integers.
- The proof shows a one-to-one correspondence between the solutions of the two equations.
- We can establish a one-to-one correspondence between the students and their ID numbers.