Objectives: Persian is a pro-drop language with canonical Subject-Object-Verb (SOV) word order. This study investigates the acquisition of word order in Persian-speaking children. Methods: In the present study, participants were 60 Persian-speaking children (30 girls and 30 boys) with typically developing language skills, and aged between 30-47 months. The 30-minute language samples were audio...

We analyze the dynamic properties of 10(7) words recorded in English, Spanish and Hebrew over the period 1800-2008 in order to gain insight into the coevolution of language and culture. We report language independent patterns useful as benchmarks for theoretical models of language evolution. A significantly decreasing (increasing) trend in the birth (death) rate of words indicates a recent shif...

the term “sānād” i-e (persian historical document) is an important key word in history. although there are many researches about purport, applicable field of “sanad” but historical linguistic of this term is little-known. in regard to that this word have not a long use by mean “written” and “document” in  iranian historical texts, therefore  mind question of this article is: when this term in r...

objectives: word definitional skills (wdss) were classified according to the quality of both semantic content and syntactic form. the aim of the present study was to investigate the syntactic development in wdss in typically developing school- age children. methods: in this cross-sectional and descriptive-analytical study,  150 of typically developing school-age children participated by the  mu...