practical noun definition in Exams and assessment topic from the Oxford Advanced Learner's Dictionary

practical

 noun: Exams and assessment topic
(British English, informal) a lesson or an exam in science or technology in which students have to do or make things, not just read or write about them a biology practical The second part of the exam is a three-hour practical. I passed the written exam but failed the practical. The course involves lectures, demonstrations and practicals.