If their students need lots of remedial instruction, the school can extend the school day, the school week, or the school year.
In his remedial English class, he wrote these comic essays that the teacher actually read aloud in class.
Pointing out that Nick Denton writes and speaks like a literate adult and not like a 14-year-old in remedial English.
1650s, "curing, relieving, affording a remedy," from Late Latin remedialis "healing, curing," from Latin remedium (see remedy (n.)). Educational sense of "concerned with improving skills" is first recorded 1924.