বৈজ্ঞানিকী: [Noun] Scientific achievements.
Related Words
বিজ্ঞানবিৎ  বৈজ্ঞানিক  বৈজ্ঞানিকী  See Words Also In
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Appropriate Prepositions
Complain about (কোনো বিষয়ে নালিশ করা): They complained about the mismanagement of the programme.
Concerned for (উদ্বিগ্ন): The parents are concerned for their growing children.
Devoid of (বিহীন/বর্জিত): He is devoid of common sense.
Road to (উপায়/ রাস্তা): There is no easy road to learning.
Search for (সন্ধান করা): The police searched the halls of residence for arms.
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Idioms
All along - (সব সময়): I was present in the meeting all along.
In a nutshell (সংক্ষেপে): Tell the whole story in a nutshell.
On the whole (মোটের ওপর): On the whole, his conduct is good.
Short temper (রগচটা)— He is a man of short temper.
To and fro (hither and thither, এদিক ওদিক)-The man is walking to and fro.