form teacher

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++ˈform ˌteacher noun [countable] British English  SECthe teacher who is responsible for all the students in the same class at a school 班主任

Examples from the Corpus

form teacher• Or at the very least Big Brother himself, who sounds more like a harassed fourth form teacher than an omnipotent dictator.• That opinion really shocked me, coming from my own form teacher.

ˈform ˌteacher nounChineseSyllable  

is teacher Corpus the who for responsible all

form teacher
ˈform ˌteacher noun [countable] British English
the teacher who is responsible for all the students in the same class at a school