noun
essay topic; composition subject
Refers to the assigned topic or title for a written composition, typically in a school setting.
先生が作文の題を黒板に書いた。
The teacher wrote the essay topic on the blackboard.
作文の題は「私の夢」です。
The composition subject is 'My Dream'.
作文 means 'composition' or 'essay'; 作文の題 is the topic of that composition.
Compound of 作文 (composition) + の (possessive particle) + 題 (topic, title).