teach‧er S1 W1 / titʃə $ -ər / 名词 [可数名词]

someone whose job is to teach, especially in a school :

a primary school teacher

language/history/science etc teacher

teacher training/education (= professional training to become a teacher )

THESAURUS

teacher someone who teaches as their job, especially in a school : a high school teacher

principal ( also headteacher British English ) the teacher who is in charge of a school or college : The teacher sent him to the principal’s office.

tutor someone who gives private lessons to one student or a small group of students. In Britain, a tutor is also a teacher in a university : They hired a tutor to help him with his English. | Your tutor will help you find a subject for your essay.

lecturer someone who teaches in a university or college : University lecturers aren’t very well paid.

professor a teacher in a college or university. In Britain, a professor is a high-ranking university teacher, especially one who is head of a department : She was professor of linguistics at Cambridge University.

instructor someone who teaches a sport or a practical skill such as swimming or driving : He works as a ski instructor in the winter. | a driving instructor

coach someone who helps a person or team improve in a sport : a professional tennis coach

educator especially American English formal someone whose job involves teaching people, or someone who is an expert on education : Most educators agree that class sizes are still too big.

trainer someone who teaches people particular skills, especially the skills they need to do a job : a teacher trainer | Many companies pay outside trainers to teach management skills to their staff.

governess a woman who lived with a family and taught their children in past times : As a governess, Charlotte Brontë received twenty pounds a year.