— exclusionary , adj.
/ik sklooh"zheuhn/ , n.
1. an act or instance of excluding.
2. the state of being excluded.
3. Physiol. a keeping apart; blocking of an entrance.
[ 1375-1425; late ME exclusion- (s. of exclusio ), equiv. to exclus ( us ) (ptp. of excludere to shut out; see EXCLUDE) + -ion- -ION ]