The word "applicability" is a Noun that means The quality of being applicable or relevant. In Bengali, it is expressed as "প্রযোজ্যতা, উপযোগিতা, ব্যবহারযোগ্যতা", which carries the same essential meaning. For example: "The applicability of this theory to real-world problems is questionable.". Understanding "applicability" enhances vocabulary and improves language comprehension for both English and Bengali speakers.