tutorial
adjective
[ tjuːˈtɔːrɪəl ]
• relating to a tutor or a tutor's tuition.
• "tutorial sessions"
tutorial
noun
• a period of tuition given by a university or college tutor to an individual or very small group.
• "formal teaching consists of lectures, tutorials, and practicals"
Origin:
early 18th century: from Latin tutorius (see tutor) + -al.