Meaning of ASSIGNMENT in English
[noun]a foreign/diplomatic/freelance/photo assignment (= job to be done) [C]a tough/taxing/formidable/dangerous assignment [C]Her assignment was to collect forensic evidence for the investigation. [C + to infinitive]I have a lot of reading assignments to complete before the end of term. [C]The assignment of (= decision on who to) blame for the disaster is impossible without more information. [U]The journalist was killed by terrorists whilst on assignment (= doing a job) in Colombia.
Cambridge English vocab. Кембриджский английский словарь. 2012