u shok (Khasi) [ Roman: u.shok]
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    Contributed by: Himasri Das on 2023-06-06
    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