Ortho center : লম্ববিন্দু;
Related Words
ortho center  orthocenter  orthocentre  See Words Also In
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Appropriate Prepositions
Anxious about (কোনো কিছুর ব্যাপারে চিন্তিত বা উদ্বিগ্ন): Karim is anxious about his father’s death. Karim is anxious for getting a job.
Argue with, about(কথা কাটাকাটি করা): They always argue with me about tiny matter.
Attend on/upon (সেবা করা): We should attend on/upon the ailing patient.
Bridge over (সেতু): The only entrance to Allahabad in that direction was by a bridge over the Jumna.
Yield to (নতি স্বীকার করা): I shall not yield to his temptation.
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Idioms
Back and forth (to and fro-এদিক ওদিক – adv.) The mad man was walking back and forth in the doctor’s chamber.
Flesh and blood (রক্তমাংসের শরীর): She's my own flesh and blood; I can't believe she treated me that way!
In the long run (পরিণামে): You will have to suffer in the long run.
Read between the lines (understand the significance, অন্তনিহিত অর্থ বুঝা) Try to read between the lines of the letter.
Through and through (পুঙ্খানুপুঙ্খু রুপে)- He read the poem through and through.