Antigen : রক্তস্রোতের মধ্যে বাইরের থেকে প্রবিষ্ট পদার্থ যা রোগজীবাণু-প্রতিরোধক পদার্থ সৃষ্টি করে;
Related Words
anti gen  antigen  antitoxin  See Words Also In
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Appropriate Prepositions
Devoted to (মনোযোগী): He is devoted to music.
Effect of (প্রভাব): The effect of corruption is very harmful for our society.
Fantasize about (কল্পনা করা): They fantasized about winning the lottery.
Free from (মুক্ত): He is now free from danger.
Match for (প্রতিদ্বন্দ্বী): He is no match for me.
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Idioms
At the latest (খুব বেশি দেরী হলে) He will arrive here at 5 p. m. at the latest.
In full swing (পুরোদমে): The school is in full swing after the vacation.
Make head or tail – (মাথামুন্ডু বুঝা) – I cannot make head or tail of what you say.
Pass sth/sb off as sth/sb (মিথ্যা পরিচয় দেয়া; Pretend – ভান করা): They were trying to pass off these shirts as genuine Armani.
Red tape (official formalities, অফিসের কাজ)— You would not believe the red tape involved in getting the required permits.