The word disinterested means-

A lack of interest

B indifferent

C callous

D neutral

Correct Answer: Option D

Disinterested (নিরপেক্ষ) অর্থ neutral (নিরপেক্ষ)।

Lack of interest- আগ্রহের অভাব;
indifferent/callous - উদাসীন।