She has been a constant friend throughout my life.
সে আমার সারা জীবন ধরে একজন বিশ্বস্ত বন্ধু ছিল।
In this equation, 'x' is a variable and 'c' is a constant.
এই সমীকরণে, 'x' হলো চলক এবং 'c' হলো ধ্রুবক।
COLLOCATIONS
constant pressure, constant temperature, constant companion, constant threat
WORD FORMSPlural: constants | Adverb: constantlyUSAGE NOTES
Used both as an adjective to describe something that doesn't change and as a noun in mathematics and science to denote a fixed value.