মূলতত্ত্ব : [বিশেষ্য পদ] আসল তত্ত্ব, বীজস্বরূপ।
Related Words
মহাসত্ত্ব  মূলতত্ত্ব  মূলমন্ত্র  মেঘবর্ত্ম  See Words Also In
1.Google-Translator 2.Wikipedia 3.Wiktionary.org
Appropriate Prepositions
Argue with, about(কথা কাটাকাটি করা): They always argue with me about tiny matter.
Ask about (কাউকে খোঁজ করা): Rahim asked about Karim.
Cast aside (ছুঁড়ে ফেলা): As soon as they become rich they cast aside their poor friends.
Hanker after (আকাঙ্ক্ষা/লোভ করা): He hankers after riches.
Look for (খোঁজা): I was looking for the lost phone.
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Idioms
At the top of (শীর্ষে): The boy shouted at the top of his voice.
Bad names (গালমন্দ—n) He called the man bad names.
Lose one’s heart (প্রেমে পড়া) — He lost his heart to the girl.
Make head or tail – (মাথামুন্ডু বুঝা) – I cannot make head or tail of what you say.
Pros and cons (খুঁটিনাটি): You should consider the pros and cons of the system.