Definition of "ELL"
ELL
noun
countable and uncountable, plural ELLs
(biochemistry) Abbreviation of RNA polymerase II elongation factor: an enzyme found in Cajal bodies.
(education) Initialism of English-language learner.
countable and uncountable, plural ELLs
(biochemistry) Abbreviation of RNA polymerase II elongation factor: an enzyme found in Cajal bodies.
(education) Initialism of English-language learner.