in terms of preposition3 •In relation to a particular aspect; with respect to; as regards; concerning; regarding.I switched to a different bank for better customer service, but there was little difference in terms of interest rates.She has no idea how she wants the house to look in terms of décor. •As an approach or way of proceeding.We had been thinking in terms of purchasing those notes on the market, since they were selling at a discount. — 1947 •[Of one variable or unit of measurement which has a known relationship to another] Using equivalent expressions that use one variable in place of expressions involving the other.If x=2y then 5x can be expressed in terms of y as 10y.