CELTA is an initial teacher training qualification for teaching English as a second or foreign language. It is provided by Cambridge Assessment English through authorised Cambridge English Teaching Qualification centres and can be taken either full-time or part-time. CELTA was developed to be suitable both for those interested in Teaching English as a Foreign Language and for Teaching English to the Speakers of Other Languages. The full name of the course was originally the Certificate in Englis
https://en.m.wikipedia.org/wiki/Certificate_in_Teaching_English_to_Speakers_of_Other_Languages