Adolescence [Uncountable noun] English Meaning: the period following the onset of puberty during which a young person develops from a child into an adult. Bangla Meaning: শৈশব ও যৌবনের মধ্যবর্তী কাল; বয়ঃসন্ধি; কৈশোর; এই সময়কার প্রবৃদ্ধি।
Source: Bangla Academy Dictionary and Oxford Learner's Dictionary.