What’s the Difference: ESL, EFL, ESOL, ELL, and ESP?
March 31, 2008
“… When I first heard about the profession of teaching English to speakers of other languages, I heard it referred to as “ESL.” Since that time (which was about 13 years ago), other acronyms have been brought to my consciousness (e.g., EFL, ESOL, and ELL) that are essentially getting at the same thing, but they’re used with the intention of providing more distinction between the different learning environments.
So, what is the difference between ESL, EFL, ESOL, and ELL? This is what I’ve learned from my experience…”
http://esltrail.com/archive/2008/02/01/esl.aspx