Refractive : প্রতিসারক; প্রতিসরণমূলক; প্রতিসরণ-সংক্রান্ত; আলোকরেখার বক্রগমন-ঘটিত;
Related Words
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Appropriate Prepositions
Absent from(অনুপস্থিত থাকা): I was absent from the class yesterday.
Cope with(সামলানো বা পেরে উঠা): They cannot cope with the situation.
Informed of (অবহিত): I was not informed of your misfortune.
Look for (খোঁজা): I was looking for the lost phone.
Repent on (নির্ভরশীল): He is repent on his parents.
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Idioms
At the top of (শীর্ষে): The boy shouted at the top of his voice.
Fish in a troubled water (এলোমেলো অবস্থার সুযোগ নেয়া): He made a lot of money by fishing in a troubled water.
In black and white – (লিখিতভাবে) – Put forward your proposal in black and white.
Pick one’s pocket (পকেট মারা)— He tried to pick my pocket.
Seventh heaven – (মহাখুশী) – I was in the seventh heaven when I heard the news of my BCS final result.