Memory EL VocabularyVersión en línea Vocabulary Practice por Daniela Bernal Personal disorientation when experiencing an unfamiliar way of life. Bilingual Program Affective Filter Culture Shock Is an invisible psychological filter that can either facilitate or hinder language production in a second language. Silent Period The first stage of the process of second language acquisition in which students may not communicate verbally. LEP This is the acronym used for English Learners, which is the term used in ESSA (Every Student Succeeds Act) to determine students that are not proficient in English. Previously, these students were referred to as ELL students (English Language Learner). ESL Refers to the teaching of academic content in two languages, in a native and second language. Limited English Proficiency EL A programming model in which linguistically diverse students are instructed in the use of English as a means of communication and learning.