The/ðə,ði/ Definition 1 of 6Pro Tip 1/2Specific Qualifier Use 'the' when the following words make clear which specific person or thing you mean. The book on the table is mine. Pro Tip 2/2Defining Relative Clauses 'The' is preceded by clauses with 'who', 'that', to specify a particular individual or group. The students who study hard will pass the exams.