Definition of "relation" in Englisch

noun

1. The manner in which two things may be associated.

   • The relation between diet and health is complex.

2. A member of one's extended family; a relative.

   • Yes, he's a relation of mine, but only a distant one.

3. (chiefly in the plural) A relationship; the manner in which and tone with which people or states, etc. interact.

   • the foreign relations of the United States

4. The act of relating a story.

   • Your relation of the events is different from mine.
   • 1669, Letter from Dr. Merrett to Thomas Browne, in Simon Wilkin (ed.), Sir Thomas Browne’s Works including his Life and Correspondence, London: William Pickering, 1836, Volume I, p. 443, Many of the lupus piscis I have seen, and have bin informed by the king’s fishmonger they are taken on our coast, but was not satisfied for some reasons of his relation soe as to enter it into my Pinax […]
   • 1691, Arthur Gorges (translator), The Wisdom of the Ancients by Francis Bacon (1609), London, Preface, […] seeing they are diversly related by Writers that lived near about one and the self-same time, we may easily perceive that they were common things, derived from precedent Memorials; and that they became various, by reason of the divers Ornaments bestowed on them by particular Relations […]

5. (set theory) A set of ordered tuples.

6. (databases) A set of tuples, implemented as a table in a relational database.

   • This relation uses the customer's social security number as a key.

7. (mathematics) A statement of equality of two products of generators, used in the presentation of a group.

8. (category theory) A subobject of a product of objects.

9. (often collocated: sexual relation, often in the plural) The act of intercourse.

   • have relations with
   • have sexual relations with