Origin: Latin suffix -tion
Optimisation has 2 different meanings across 1 category:
the act of rendering optimal
"the simultaneous optimization of growth and profitability"
"in an optimization problem we seek values of the variables that lead to an optimal value of the function that is to be optimized"
"to promote the optimization and diversification of agricultural products"
Alternative spelling of optimization
"The British engineer submitted his report on software optimisation to the team, noting that it was simply an alternative spelling of the American term optimization."