re·me·di·al 
/rɪˈmi:dijəl/ adjective
/rɪˈmi:dijəl/ adjective 1 a : done to correct or improve something : done to make something better
▪ Officials have pledged remedial action/measures to repair damaged bridges.
b : done to cure or treat someone
▪ remedial therapy 2 : involving students who need special help to improve in a particular subject
▪ Thirty percent of the new students need remedial classes/courses in math. ▪ remedial education ▪ He's taking a course in remedial reading. ▪ (US) a remedial student [=a student who is taking a remedial class]
▪ Officials have pledged remedial action/measures to repair damaged bridges.
b : done to cure or treat someone
▪ remedial therapy
▪ Thirty percent of the new students need remedial classes/courses in math. ▪ remedial education ▪ He's taking a course in remedial reading. ▪ (US) a remedial student [=a student who is taking a remedial class]
