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reciprocal (not comparable)
- Of a logical relation, feeling, action: in return, inversely corresponding. Contrast with mutual, two-way, where the relation must be symmetrical.
- I invited them to the concert; they couldn't come, but extended a reciprocal invitation to lunch
- reciprocal duties, reciprocal help (non-identical services are exchanged)
- Shakespeare, King Lear
- "Let our reciprocal vows be remembered" (Shakespeare, King Lear; Goneril has promised Edmund that she will marry him; Edmund has promised Goneril that he will murder her husband)
- reciprocal terms; term pairs that express what A is to B and what B is to A. If the same term is used for both directions, they are "self-reciprocal" or mutual terms.
- Dwight Read, 2010, Mathematical Modeling of the Logical Structure of Kinship Terminologies
- "Parent and child are reciprocal kin terms"
- Richard Lee, 1986 !Kung kin terms, the name relationship and the process of discovery
- "The term tun for "grandmother" also has a reciprocal form, tuma, that is, granddaughter."
- Thomas Headland, 1987, Kinship and Social Behavior among Agta Negrito Hunter-Gatherers
- "All kinsmen two or more generations removed from Ego [the person using the term] are referred to by the self-reciprocal term apo (grandkinsman) (i.e., grandparent or grandchild)"
- I. Watts (?)
- "These two rules will render a definition reciprocal with the thing defined."
- (mathematics) Used to denote different kinds of mutual relation; often with reference to the substitution of reciprocals for given quantities.
- (grammar) expressing mutual or reciprocal action, applied to reciprocal pronouns (e.g. "Love one another", "We taught each other a lot") and reciprocal verbs; (e.g. "They met"); also, sometimes, in a broader sense: reflexive (e.g. "Know yourself!").
- mutual, two-way
- contrary, opposite, converse, inverse, inverted, cross
- (grammar): reflexive
- See also Thesaurus:contrary
done by each of two people towards the other
done, given, felt, or owed in return
reciprocal (plural reciprocals)
- (arithmetic) Of a number, the number obtained by dividing 1 by the given number; the result of exchanging the numerator and the denominator of a fraction.
- 0.5 is the reciprocal of 2.
- (in arithmetic): multiplicative inverse