Mathematical constant, a number that arises naturally in mathematics, such as π or eConstant (mathematics), a value that does not changeConstant term, of a polynomial (the term of degree 0)Constant of integration, a free parameter arising in integration
Other concepts
Physical constant, a physical quantity generally believed to be universal and unchangingConstant (programming), a value that, unlike a variable, cannot be reassociated with a different valueLogical constant, a symbol in symbolic logic that has the same meaning in all models, such as the symbol "=" for "equals"
People
Constant (given name)Constant (surname)
In entertainment
"The Constant", an episode of the television show LostThe Constant (Story of the Year album)The Constant (I Blame Coco album)