Bolometer : বিকিরণ-পরিমাপক যন্ত্র;
Related Words
blender  blonder  blunter  bolometer  See Words Also In
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Appropriate Prepositions
Apology to (কারো কাছে ক্ষমা চাওয়া): Rakib should ask apology to her.
Argue over (কোন বিষয়ে তর্ক করা): The kids are arguing over which TV program to watch.
Devoted to (মনোযোগী): He is devoted to music.
Play at (খেলা): I do not play at cards.
Rebel against (বিদ্রোহ করা): The soldiers rebelled against the king.
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Idioms
ABC - (প্রাথমিক জ্ঞান): I don't know the ABC of politics.
At the latest (খুব বেশি দেরী হলে) He will arrive here at 5 p. m. at the latest.
To play on a fiddle (অনর্থক সময় নষ্ট করা - To waste time)-He played on a fiddle by nature.
Slow coach (অলস): You cannot expect much from a slow coach.
With might and main (যথা শক্তি দিয়ে) —He tried with might and main to help me.