relation

B1 · Intermediate Countable noun

n. a person who is part of your family.

n. a member of one's extended family; a relative. Often used in formal contexts or when discussing genealogy.

日本語:親戚※

“Is he a distant relation of yours, or just a family friend?”

“She discovered several distant relations living in Canada after researching her family tree at the local archives.”

B2 · Upper Intermediate Plural noun

n. the way that people, groups, or countries behave toward each other.

n. the manner in which and tone with which people, organisations, or states interact. Frequently used in the plural.

日本語:関係※

“The two countries are working hard to improve their diplomatic relations.”

“The company's public relations department issued a statement to address the concerns raised by the local community regarding the new factory.”

C1 · Advanced Uncountable noun Formal · Literary

n. the act of telling a story or describing a series of events.

n. the act of relating or narrating a story or account. This sense is more common in formal or literary writing.

“His relation of the events was very different from what we saw on the news.”

“The witness's detailed relation of the accident provided the jury with a clear timeline of the evening's events.”

C1 · Advanced Countable noun Mathematics Technical

n. a set of pairs or groups of numbers that have a specific connection.

n. a set of ordered tuples; in database theory, a table representing a set of tuples.

“In this math problem, we need to find the relation between x and y.”

“The database administrator defined a new relation to link customer IDs with their specific purchase histories across multiple platforms.”