The effects of a 20-session intervention targeting morphological word structure on vocabulary knowledge were investigated in four Grade 4 and 5 classes, assigned randomly to treatment and control conditions. Hierarchical regression analyses controlling for initial vocabulary showed significant instructional effects on morphological analysis and vocabulary with words that were taught directly an...

the purpose of the present study was to identify any significant relationship between critical thinking ability, l2 vocabulary knowledge, and l2 vocabulary learning strategies of iranian efl learners. to this aim, the productive vocabulary levels test was administered to measure the learner’s l2 vocabulary knowledge and observe homogeneity in terms of vocabulary knowledge. at the second stage, ...

the importance of vocabulary learning has been underlined in the field of english for academic purposes (eap) because non-english majors who require reading english texts in their fields of study have to expand their english vocabulary knowledge much more efficiently than ordinary esl/efl learners. since academic vocabulary instruction in iranian universities is realized through the use of gene...

many textbooks include semantically related words and sometimes teachers add synonyms, antonyms, etc. to the words in order to present new vocabulary items without questioning the possible effects. this study sought to investigate the effect of teaching vocabulary through synonym, semantically unrelated, and hyponym sets based on higa’s (1963) proposed continuum. a total of 120 iranian intermed...

The purpose of this study was to determine the contribution of academic vocabulary knowledge and academic listening self-concept to the academic listening comprehension of Iranian Engineering students. The participants of this study were 147 undergraduate students at the Iran University of Science and Technology. A revised version of the academic self-concept questionnaire developed by Liu and ...

a growing body of research has indicated that students of esl/efl are reticent and unwilling to be engaged in oral activities in english lessons. communicative language ability includes speaking ability, so vocabulary knowledge plays an integral role in speaking a language. however, there have been few studies examining the degree to which vocabulary knowledge affects speaking ability. the pres...

in the past decades, we have witnessed a renascence of interest in vocabulary assessment (bachman, 2000). however, most researchers have focused on testing breadth rather than depth of vocabulary or receptive-productive dimensions of vocabulary knowledge (read, 2000; nation, 2001; wesche & paribahkt, 1996). the present research investigates the predicting variables of vocabulary knowledge acros...