Ex*ten"sion(?), n. [L. extensio: cf. F. extension. See Extend, v. t.] 1. The act of extending or the state of being extended; a stretching out; enlargement in breadth or continuation of length; increase; augmentation; expansion.
(Physics) That property of a body by which it occupies a portion of space.
(Logic & Metaph.) (a) Capacity of a concept or general term to include a greater or smaller number of objects; -- correlative of
intension. (b) the class or set of objects to which a term refers; -- contrasted with
intension, the logical specification which defines members of a class, being the set of attributes which are necessary and sufficient to recognize an object as a member of the class.
The law is that the intension of our knowledge is in the inverse ratio of its extension.Sir W. Hamilton.
The extension of [the term] plant is greater than that of geranium, because it includes more objects.Abp. Thomson.
(Surg.) The operation of stretching a broken bone so as to bring the fragments into the same straight line.
(Physiol.) The straightening of a limb, in distinction from
(Com.) A written engagement on the part of a creditor, allowing a debtor further time to pay a debt.
(Surg.) See under Counter. --
Extension table, a table so constructed as to be readily extended or contracted in length.
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Tue 11th December 2018