tu·i·tion 
(t-ĭshən, ty-)
(t-ĭshən, ty-)n.
1. A fee for instruction, especially at a college, university, or private school.
2. Instruction; teaching: a musician who was under his tuition for a year.
3. Archaic Guardianship.
[Middle English tuicion, protection, from Old French, from Latin tuitiō, tuitiōn-, from tuitus, past participle of tuērī, to protect.]
tu·ition·al, tu·ition·ar′y (-ĭshə-nĕr′ē) adj.