স্পর্শ-কোণ: [Noun] Angle of contact.
Related Words
সমবর্তকোণ স্পর্শ করা স্পর্শ-কোণ স্পর্শকরা স্পর্শনীয় স্পর্শবর্ণ স্পর্শসুখ স্পর্ষ করা স্বর্গভোগSee Words Also In
1.Google-Translator 2.Wikipedia 3.Wiktionary.org
Appropriate Prepositions
Appoint to(নিযুক্ত করা/হওয়া): Kibria has been appointed to the post of Headmaster.
Desist from (বিরত থাকা): She desisted from making this.
Noted for (বিখ্যাত): She is noted for dancing.
Repentant for (অনুতপ্ত): Kamal should be repentant for his misbehavior.
Taste for (রুচি; পছন্দ): He has a great taste for music.
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Idioms
Acid test (অগ্নি পরীক্ষা): You must succeed in the acid test of the time you live in.45
Back and forth (to and fro-এদিক ওদিক – adv.) The mad man was walking back and forth in the doctor’s chamber.
Red tape (official formalities, অফিসের কাজ)— You would not believe the red tape involved in getting the required permits.
Salt of the earth (গুরুত্বপূর্ণ ব্যক্তিবর্গ) —The salt of the earth is remembered always.
Through thick and thin (through all difficulties, সমস্ত সমস্যার মধ্যে)-Ruma followed her husband through thick and thin.