Antimatter : প্রতিবস্তু; সমান ভর কিন্তু বিপরীত আধানযুক্ত মৌলকণা দ্বারা গঠিত বস্তু;
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Appropriate Prepositions
Concentrate on(কেন্দ্রীভূত করা): Try to concentrate your attention on your studies.
Concerned with(জড়িত): She was concerned with such things.
Conform to (নিয়মনীতি অনুসরণ করা): The employees have to conform to a strict dress code.
Run after (পশ্চাদানুসরণ করা): Do not run after money.
Welcome to (স্বাগত জানানো): You are welcome to our new office.
Browse All Appropriate Prepositions
Idioms
Back and forth (to and fro-এদিক ওদিক – adv.) The mad man was walking back and forth in the doctor’s chamber.
Head and ears (সম্পূর্ণরূপে): He is over head and ears in debt.
Irony of fate (ভাগ্যের পরিহাস): He could not succeed by irony of fate.
Lion’s share (বড় মাপের অংশ): He took the lion’s share of the profit.
Now and then (মাঝে মাঝে): He comes here now and then.