SUBSTITUTE

[noun] [C]Tofu can be used as a meat substitute in vegetarian recipes.Vitamins should not be used as a substitute for a healthy diet.You can work from plans of a garden, but there's no substitute for (= nothing is as good as) going to visit the site yourself.In sports, a substitute (informal sub) is a player who is used for part of a game instead of another player.Johnson came on as a substitute towards the end of the match.The manager decided to bring on (US also send in) another substitute in the last ten minutes of the game.(US) Substitute (teacher) (informal sub) is US for supply teacher.We had a substitute for two weeks when Mr Brady had the flu.