ex‧tern‧ship /ˈekstɜːnʃɪp $ -tɜːrn-/ noun [countable] American English
a job that a university student does in order to gain experience in a particular area of work. Externships are usually not paid and usually last only a short time ⇒ extern, internship:
an externship in a law firm

[TahlilGaran] Dictionary of Contemporary English ▲