দিন্ ফ্যুক্ (TAI-Ahom) [ Roman: din phyuk]
    Contributed by: Anjali Sonowal on 2010-02-06
    1. (Material Noun-Neuter) a soft, white, powdery limestone consisting chiefly of fossil shells of foraminifers which is often used for marking, as a blackboard crayon ব্লেকব’ৰ্ডত লিখিবলৈ ব্যৱহাৰ কৰা বগা মাটিৰ পদাৰ্থ