from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A logical or natural association between two or more things; relevance of one to another; connection: the relation between smoking and heart disease.
  • n. The connection of people by blood or marriage; kinship.
  • n. A person connected to another by blood or marriage; a relative.
  • n. The way in which one person or thing is connected with another: the relation of parent to child.
  • n. The mutual dealings or connections of persons, groups, or nations in social, business, or diplomatic matters: international relations.
  • n. Sexual intercourse.
  • n. Reference; regard: in relation to your inquiry.
  • n. The act of telling or narrating.
  • n. A narrative; an account.
  • n. Law The principle whereby an act done at a later date is considered to have been done on a prior date.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The manner in which two things may be associated.
  • n. A member of one's family.
  • n. The act of relating a story.
  • n. A set of ordered tuples.
  • n. Specifically, a set of ordered pairs.
  • n. A set of ordered tuples retrievable by a relational database; a table.
  • n. A statement of equality of two products of generators, used in the presentation of a group.
  • n. The act of intercourse

from the GNU version of the Collaborative International Dictionary of English

  • n. The act of relating or telling; also, that which is related; recital; account; narration; narrative.
  • n. The state of being related or of referring; what is apprehended as appertaining to a being or quality, by considering it in its bearing upon something else; relative quality or condition; the being such and such with regard or respect to some other thing; connection
  • n. Reference; respect; regard.
  • n. Connection by consanguinity or affinity; kinship; relationship.
  • n. A person connected by cosanguinity or affinity; a relative; a kinsman or kinswoman.
  • n.
  • n. The carrying back, and giving effect or operation to, an act or proceeding frrom some previous date or time, by a sort of fiction, as if it had happened or begun at that time. In such case the act is said to take effect by relation.
  • n. The act of a relator at whose instance a suit is begun.

from The Century Dictionary and Cyclopedia

  • To relate; bring into relation.
  • n. The act of relating or telling; recital; narration.
  • n. That which is related or told; an account; narrative: formerly applied to historical narrations or geographical descriptions: as, the Jesuit Relations.
  • n. A character of a plurality of things; a fact concerning two or more things, especially and more properly when it is regarded as a predicate of one of the things connecting it with the others; the condition of being such and such with regard to something else: as, the relation of a citizen to the state; the relation of demand and supply.
  • n. Intimate connection between facts; significant bearing of one fact upon another.
  • n. Connection by consanguinity or affinity; kinship; tie of birth or marriage; relationship.
  • n. Kindred; connection; a group of persons related by kinship.
  • n. A person connected by consanguinity or affinity; a kinsman or kinswoman; a relative.
  • n. In mathematics:
  • n. A ratio; proportion.
  • n. A connection between a number of quantities by which certain systems of values are excluded; especially, such a connection as may be expressed by a plexus of general equations.
  • n. In music, that connection or kinship between two tones, chords, or keys (tonalities) which makes their association with each other easy and natural.
  • n. In law:
  • n. A fiction of law whereby, to prevent injustice, effect is given to an act done at one time as if it had been done at a previous time, it being said to have relation back to that time: as, where a deed is executed and acted on, but its delivery neglected, the law may give effect to its subsequent delivery by relation back to its date or to its execution, as may be equitable.
  • n. Suggestion by a relator; the statement or complaint of his grievance by one at whose instance an action or special proceeding is brought by the state to determine a question involving both public and private right.
  • n. In architecture, the direct dependence upon one another, and upon the whole, of the different parts of a building, or members of a design.
  • n. Same as composite relation .
  • n. Same as aggregate relation .
  • n. a relation of such a sort that nothing can be so related to anything else, as the relations of self-consciousness, self-depreciation, self-help, etc.
  • n. Synonyms Narration, Recital, etc. See account.
  • n. Attitude, connection.
  • n. Affiliation.5 and Relation, Relative, Connection, When applying to family affiliations, relation is used of a state or of a person, but in the latter sense relative is much better; relative is used of a person, but not of a state; connection is used with equal propriety of either person or state. Relation and relative refer to kinship by blood; connection is increasingly restricted to ties resulting from marriage.
  • n. Kindred, kin.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. (law) the principle that an act done at a later time is deemed by law to have occurred at an earlier time
  • n. an abstraction belonging to or characteristic of two entities or parts together
  • n. a person related by blood or marriage
  • n. an act of narration
  • n. (usually plural) mutual dealings or connections among persons or groups
  • n. the act of sexual procreation between a man and a woman; the man's penis is inserted into the woman's vagina and excited until orgasm and ejaculation occur


from Wiktionary, Creative Commons Attribution/Share-Alike License

From Anglo-Norman relacioun, from Old French relacion (cognate to French relation), from Latin relationem, accusative of relatio, noun of process form from perfect passive participle relatus ("related"), from verb referre ("to refer, to relate"), from prefix re- ("again") + ferre ("to bear, to carry")


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  • However that may be, once the notion of a relation of reason is introduced in the Latin West, it becomes pervasive ” so pervasive, in fact, that even philosophers, such as Ockham, who complain that such a notion is “not to be found in the writings of Aristotle” and that “˜relation of reason™ is not a philosophical term”, nevertheless feel compelled to give some account of it in order to preserve common usage. [

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  • This relation is accentuated by mental processes leaping from one of the characters to another — by what we could call telepathy —, so that the one possesses knowledge, feelings and experience in common with the other.

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  • There is a derivative relation between objects and spatial elements which I call the relation of location; and when this relation holds, I say that the object is located in the abstractive element.

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  • He developed a quantitative relationship for the strength of a magnetic field in relation to an electric current (known as Ampère's theorem) and studied the process of iron magnetization.

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  • In fact, our failure probably appeared worse than it was, because we drew a disproportionately female attendance in relation to our total member base.

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