[+ obj] 1 computers : to remove (something) from a list of choices especially by clicking with a computer mouse
▪ If you don't want the computer program to automatically correct your spelling, you will have to deselect that option. 2 Brit, politics : to choose not to have (a current member of Parliament) as a candidate again at the next election
▪ If you don't want the computer program to automatically correct your spelling, you will have to deselect that option.
— de·se·lec·tion noun [noncount]




