Preselect is a word that refers to the act of selecting or choosing something beforehand. There are a variety of synonyms for preselect, including pre-choose, prearrange, predetermine, predefine, preordain, and preappoint. Each of these synonyms conveys the idea of making a decision or choice before the actual event or action takes place. Preselecting can be useful in a variety of situations where advance planning or preparation is necessary, such as selecting candidates for a job or choosing a winner for a contest. By preselecting, you can ensure that the best possible outcome is achieved and that everyone involved is satisfied with the decision that has been made.