formulae
/ˈfɔːrmlaɪ, ˈfɒr-/Definitions
1. noun
a set of instructions for solving a problem or for calculating a quantity, especially in mathematics, science, or engineering.
“The mathematician spent hours developing a new formulae to solve the equation.”
2. noun
a set of instructions for making something, especially a recipe.
“The chef carefully followed the formulae for the traditional dish.”
3. plural noun
a piece of music written in a particular style or for a particular instrument.
“The composer’s piano formulae were renowned for their elegance.”
4. noun
a plan or method for achieving something.
“The company’s marketing formulae helped them to increase their sales.”