1. （在英国1992年后改为大学的）工艺专科学院，理工专科学院
In Britain, a polytechnic was a college where you could go after leaving school in order to study academic subjects up to degree level, or to train for particular jobs. In 1992, all the polytechnics in Britain became universities.

2. （旧时美国的）理工学校（或学院、大学）
In the United States, polytechnic is the former name for a school, college, or university which specialized in courses in science and technology.

1. a technical school offering instruction in many industrial arts and applied sciences

Synonym: polytechnic instituteengineering school