Cosmology : সৃষ্টিতত্ত্ব; বিশ্বতত্ত্ব;
Related Words
cosmological cosmologist cosmologySee Words Also In
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Appropriate Prepositions
Adept in (দক্ষ): He is adept in playing football.
Informed of (অবহিত): I was not informed of your misfortune.
Look up (ডিকশনারি থেকে শব্দার্থ খোঁজা): He is looking up a new word meaning from dictionary.
Married to (বিবাহিত): Salma was married to a Govt. Officer.
Rejoice at/in (আনন্দ করা): Everybody rejoiced at/in his success.
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Idioms
At a snail's pace (very slowly – খুব ধীর গতিতে) The economy of Bangladesh is growing at a snail’s pace.
At one’s elbow (near at hand — হাতের কাছে – adv.) His private secretary is always at his elbow.
Head and ears (সম্পূর্ণরূপে): He is over head and ears in debt.
Make hay while sun shines (ঝোপ বুঝে কোপ মারা) You should try to make hay while sun shines.
On the contrary (বিপরীত পক্ষে): I do not hate him; on the contrary I love him.