n. The act of reduplicating, redoubling, or repeating, or the state of being reduplicated.n. In rhetoric, a figure in which a verse ends with the same word with which the following begins.n. In philol.:n. The repetition of a syllable (usually a root-syllable), or of the initial part, often with more or less modification, in various processes of word-formation and inflection.n. The new syllable formed by reduplication.n. In logic, an expression affixed to the subject of a proposition, showing the formal cause of its possession of the predicate: as, “man, as an animal, has a stomach,” where the expression “as an animal” is the reduplication.n. In anatomy and zoology, a folding of a part; a folded part; a fold or duplication, as of a membrane, of the skin, etc. Also reduplicature.n. In pathology, the repetition of the sequence of symptoms in a case of intermittent malarial fever of double type.n. In mech., the principle, in a cord-and-pulley, that the greater the number of turns of the rope in the pulleys, the greater the load that can be lifted by a given pull on the hauling-rope.