Ultra sonic : অতিস্বনক; শ্রুতির অতীত; অতিধ্বনক; শ্রবণাতীত;
Related Words
ultra sonic  ultrasonic  See Words Also In
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Appropriate Prepositions
Adequate for(পর্যাপ্ত): The loan given by the bank is not adequate for the farming project.
Caution against(সাবধান): Take all cautions against the danger.
Convinced of (আশ্বস্ত): You are convinced of his product.
Detrimental to (অপকারী): Smoking is detrimental to health.
Senior to (বয়সে বড়): He is senior to me by two years.
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Idioms
Fair and square (সৎ): The learned persons should be fair and square.
Hush money (ঘুষ): He offered a hush money to disclose the file.
Kith and kin (নিকট আত্মীয়): He has no relation with his kith and kin.
Set something right (ঠিক করা)— He will set the machine right.
Wild goose chase (useless pursuit, পন্ডশ্রম) —Do not waste time in wild goose chase.