The present quantitatively-driven mixed methods study aimed at exploring the effect of musical input as a mode on intermediate L2 learners' knowledge and retention of difficult words. The data were collected in two phases. In the experimental phase, quantitative data were collected from 40 learners. An innovative method was used for the purpose of…

This study aims at comparing the effect of single- and dual-annotation modes, working memory (WM), and three tasks of different involvement loads (sentence writing, close deletion, and paragraph writing) on passive and active vocabulary development of proficient English as a foreign language (EFL) learners. While listening to an expository text,…

This study was an attempt to investigate the effect of choice theory-based instruction on Iranian EFL learners' vocabulary achievement. To fulfil the purpose of this study, 60 female advanced EFL learners were selected from among a total number of 90 learners through their performance on a piloted sample Cambridge ESOL Certificate of Advanced…

Based on a prior study by Chen and Truscott, the present study investigated the possible effects of repetition (repeated exposure) and L1 lexicalization on the incidental acquisition and retention of 10 English target words by 90 Persian-speaking EFL learners at an Iranian university. Seven aspects of vocabulary knowledge were measured, including…

In recent years, gloss presentation format or the location where a gloss appears with respect to its related target word has received renewed attention. Research suggested that different gloss presentation formats could have differential effects on reading comprehension and/or vocabulary learning. This study hypothesized that the effectiveness of…

This study was framed in the sociocultural theory to look into the evolution of L2 learners' beliefs about the general English course during a term. One hundred ninety-eight male and female university students and their general English course teacher were randomly selected as the participants of the study. Data were gathered through the…

The purpose of this study is to compare the vocabulary learning of monolingual learners of English as a second language with bilingual learners of English as a third language. The study is based on data from 52 monolingual Persian-speaking learners of English and 45 bilingual Azeri-Persian-speaking learners of English. All the participants were…

This study was intended to determine whether or not the genre of a reading text affects the incidental vocabulary acquisition of L2 learners while reading. To this aim, 40 Iranian EFL students whose vocabulary knowledge was within a limited range (already determined by Nation's Vocabulary Levels Test) were divided into two groups of 20 each for…