medium
Definition
A means by which something is communicated or expressed, such as paint or television; also, something intermediate in size, degree, or quality.
বাংলা যে মাধ্যমে কিছু কিছু প্রকাশ বা প্রকাশিত হয়, যেমন রঙিন বা টেলিভিশন
Example
"Oil painting is her preferred artistic medium."