partial correspondence

noun
UK /ˈpɑː.ʃəl ˌkɒr.ɪˈspɒn.dəns/
US /ˈpɑːr.ʃəl ˌkɔːr.əˈspɑːn.dəns/

A partial correspondence is when two things match only in some ways, not in every way.

There is a partial correspondence between the two maps, but some streets are different.


OTHER MEANINGS

2. A situation in which only some letters or sounds of two words are the same.

The partial correspondence between 'cat' and 'cot' is just the first and last letters.

3. A relationship in which two sets of data share some but not all values.

The researcher noted a partial correspondence between the two surveys.

4. A written exchange that covers only part of a topic or period.

Their partial correspondence ended before the project was finished.