From Wiktionary, the free dictionary
From classroom + -ese.
classroomese (uncountable)
- A form of language taught to learners that does not reflect actual language use.
2013, Cornelia Gerhardt, Maximiliane Frobenius, Susanne Ley, Culinary Linguistics: The chef's special, page 169:Apparently, this is another instance where classroomese contrasts with authentic language use.