Search Result for "lexicostatistics": 
Wordnet 3.0

NOUN (1)

1. a statistical technique used in glottochronology; used to estimate how long ago different languages evolved from a common source language; 



WordNet (r) 3.0 (2006):

lexicostatistics
    n 1: a statistical technique used in glottochronology; used to
         estimate how long ago different languages evolved from a
         common source language