Glottochronology (from Attic Greek γλῶττα `tongue, language” and χρóνος `time”) is that part of lexicostatistics dealing with the chronological relationship between languages. The idea was developed by Morris Swadesh under two assumptions: First that there exists a relatively stable `basic vocabulary` (therefore called `Swa...
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the study of the rate of change occurring in the vocabularies of languages for the purpose of calculating the length of time (time depth) during ... [3 related articles]
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[
n] - the determination of how long ago different languages evolved from a common source language
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glottochronology 1. The application of statistics to vocabulary to determine the degree of relationship between two or more languages and the time of their splitting off from a common ancestor. 2. The determination of how long ago different languages evolved from a common source language. The branch of lexicostatistics that studies the rate of th...
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noun the determination of how long ago different languages evolved from a common source language; `he mapped the glottochronology of the Romance languages`
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the branch of lexicostatistics that studies the rate of replacement of vocabulary and attempts to determine what percentage of basic vocabulary two presently distinct but related languages share, using the information thus obtained to estimate how long ago they ceased being a single language.
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