Noun
The act of doubling, or the state of being doubled.
A figure in which the first word of a verse is the same as the last word of the preceding verse.
The doubling of a stem or syllable (more or less modified), with the effect of changing the time expressed, intensifying the meaning, or making the word more imitative; also, the syllable thus added; as, L. tetuli; poposci.
Source: Webster's dictionaryPlurality can be marked by postnominal particles, numerals, or reduplication of a following adjective, which, although similar to intensification, is usually not ambiguous due to context. Source: Internet
In contrast, there are some words in some of the languages in which reduplication has the opposite meaning. Source: Internet
Reduplication is commonly used to emphasize plurality; however, reduplication has many other functions. Source: Internet
Repetitive compounds, one of the most productive derivational features of Khmer, use reduplication of an entire word to derive words whose meaning will depend on the class of the reduplicated word. Source: Internet
This reduplication of shen 神 "spirit; god" and dao occurs in Northeast China speech. Source: Internet
Two morphological characteristics of the Malayo-Polynesian languages are a system of affixation and the reduplication (repetition of all or part of a word, such as wiki-wiki ) to form new words. Source: Internet