The research on incidental vocabulary acquisition through reading has claimed that repeated encounters of unfamiliar words and the context in which these words occur facilitate word learning. However, so far both variables have been investigated in isolation. This study was conducted to explore the impact of context types, word occurrence…

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…