The word "triangular" is a Adjective that means Having the shape of a triangle; having three angles or sides.. In Bengali, it is expressed as "ত্রিকোণাকার, ত্রিভুজাকৃতির, তিনকোণা", which carries the same essential meaning. For example: "The garden had a triangular flower bed.". Understanding "triangular" enhances vocabulary and improves language comprehension for both English and Bengali speakers.