জীবতত্ত্ব: [Noun] Biology.
Related Words
জননতন্ত্র  জীনতত্ত্ব  জীবতত্ত্ব  জীবনস্বত্ব  জীবসত্তা  জ্ঞাতিত্ব  See Words Also In
1.Google-Translator 2.Wikipedia 3.Wiktionary.org
Appropriate Prepositions
Answer for(কোনো কারনে জবাবদিহি করা): He will have to answer for his misdeeds.
Assent to(সম্মতি দেওয়া): The President has assented to the bill.
Cope with (এঁটে ওঠা; তাল মিলিয়ে চলা): They cannot cope with so much work.
Greed for (লোভ): He has an indomitable greed for wealth.
Substitute for (বদলে দেওয়া): This action is substitute for that.
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Idioms
At a standstill (নিশ্চল, অচলাবস্থায়-adj.) The discussion is now at a standstill.
Gift of the gab (বাকপটুতা): An advocate should have the gift of the gab.
Safe and sound (নিরাপদে)— He reached home safe and sound.
Salt of the earth (গুরুত্বপূর্ণ ব্যক্তিবর্গ) —The salt of the earth is remembered always.
Without fail (অবশ্যই) - You must attend the meeting without fail.