Reciprocal proportion
Inverse In*verse", a. [L. inversus, p. p. of invertere: cf. F. inverse. See {Invert}.] [1913 Webster] 1. Opposite in order, relation, or effect; reversed; inverted; reciprocal; -- opposed to {direct}. [1913 Webster]

2. (Bot.) Inverted; having a position or mode of attachment the reverse of that which is usual. [1913 Webster]

3. (Math.) Opposite in nature and effect; -- said with reference to any two operations, which, when both are performed in succession upon any quantity, reproduce that quantity; as, multiplication is the inverse operation to division. The symbol of an inverse operation is the symbol of the direct operation with -1 as an index. Thus sin-1 x means the arc or angle whose sine is x. [1913 Webster]

{Inverse figures} (Geom.), two figures, such that each point of either figure is inverse to a corresponding point in the order figure.

{Inverse points} (Geom.), two points lying on a line drawn from the center of a fixed circle or sphere, and so related that the product of their distances from the center of the circle or sphere is equal to the square of the radius.

{Inverse ratio}, or {Reciprocal ratio} (Math.), the ratio of the reciprocals of two quantities.

{Inverse proportion}, or {Reciprocal proportion}, an equality between a direct ratio and a reciprocal ratio; thus, 4 : 2 : : 1/3 : 1/6, or 4 : 2 : : 3 : 6, inversely. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • Reciprocal proportion — Reciprocal Re*cip ro*cal (r[ e]*s[i^]p r[ o]*kal), a. [L. reciprocus; of unknown origin.] 1. Recurring in vicissitude; alternate. [1913 Webster] 2. Done by each to the other; interchanging or interchanged; given and received; due from each to… …   The Collaborative International Dictionary of English

  • reciprocal proportion —   Lakio like huli hope …   English-Hawaiian dictionary

  • Reciprocal — Re*cip ro*cal (r[ e]*s[i^]p r[ o]*kal), a. [L. reciprocus; of unknown origin.] 1. Recurring in vicissitude; alternate. [1913 Webster] 2. Done by each to the other; interchanging or interchanged; given and received; due from each to each; mutual;… …   The Collaborative International Dictionary of English

  • Reciprocal equation — Reciprocal Re*cip ro*cal (r[ e]*s[i^]p r[ o]*kal), a. [L. reciprocus; of unknown origin.] 1. Recurring in vicissitude; alternate. [1913 Webster] 2. Done by each to the other; interchanging or interchanged; given and received; due from each to… …   The Collaborative International Dictionary of English

  • Reciprocal figures — Reciprocal Re*cip ro*cal (r[ e]*s[i^]p r[ o]*kal), a. [L. reciprocus; of unknown origin.] 1. Recurring in vicissitude; alternate. [1913 Webster] 2. Done by each to the other; interchanging or interchanged; given and received; due from each to… …   The Collaborative International Dictionary of English

  • Reciprocal quantities — Reciprocal Re*cip ro*cal (r[ e]*s[i^]p r[ o]*kal), a. [L. reciprocus; of unknown origin.] 1. Recurring in vicissitude; alternate. [1913 Webster] 2. Done by each to the other; interchanging or interchanged; given and received; due from each to… …   The Collaborative International Dictionary of English

  • Reciprocal ratio — Reciprocal Re*cip ro*cal (r[ e]*s[i^]p r[ o]*kal), a. [L. reciprocus; of unknown origin.] 1. Recurring in vicissitude; alternate. [1913 Webster] 2. Done by each to the other; interchanging or interchanged; given and received; due from each to… …   The Collaborative International Dictionary of English

  • Reciprocal terms — Reciprocal Re*cip ro*cal (r[ e]*s[i^]p r[ o]*kal), a. [L. reciprocus; of unknown origin.] 1. Recurring in vicissitude; alternate. [1913 Webster] 2. Done by each to the other; interchanging or interchanged; given and received; due from each to… …   The Collaborative International Dictionary of English

  • Reciprocal ratio — Inverse In*verse , a. [L. inversus, p. p. of invertere: cf. F. inverse. See {Invert}.] [1913 Webster] 1. Opposite in order, relation, or effect; reversed; inverted; reciprocal; opposed to {direct}. [1913 Webster] 2. (Bot.) Inverted; having a… …   The Collaborative International Dictionary of English

  • reciprocal — 1 Reciprocal, mutual, common mean shared, experienced, or shown by each of the persons or things concerned. Reciprocal has for its distinctive implication the return in due measure by each of two sides of whatever is offered, given, or manifested …   New Dictionary of Synonyms

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