The word "illuminator" is a Noun that means A device that produces illumination.. In Bengali, it is expressed as "আলোকবর্তিকা, উদ্ভাসক, আলোকিতকারী", which carries the same essential meaning. For example: "The photographer used a powerful 'illuminator' to capture the details in the dark cave.". Understanding "illuminator" enhances vocabulary and improves language comprehension for both English and Bengali speakers.