exclusionary

noun

1. an act or instance of excluding.
2. the state of being excluded.
3. Physiology. a keeping apart; blocking of an entrance.

noun

1. the act or an instance of excluding or the state of being excluded

adj.

1817, from exclusion + -ary.

n.

c.1400, from Latin exclusionem (nominative exclusio), noun of action from past participle stem of excludere (see exclude).

n.

1. Surgical isolation of a part or segment without removal from the body.