adjective Date: 14th century assiduous in the pursuit of learning, 2. of, relating to, or concerned with study , favorable to study , 3. diligent or earnest in intent , marked by or suggesting purposefulness or diligence , deliberately or consciously planned , ~ly adverb ~ness noun
STUDIOUS
Meaning of STUDIOUS in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012