Ex*clu"sion (?), n. [L. exclusio: cf. F. exclusion. See Exclude.] 1. The act of excluding, or of shutting out, whether by thrusting out or by preventing admission; a debarring; rejection; prohibition; the state of being excluded.

His sad exclusion from the doors of bliss.

The exclusion of the duke from the crown of England and Ireland.

2. (Physiol.) The act of expelling or ejecting a fetus or an egg from the womb.

3. Thing emitted. Sir T. Browne.

• the act or an instance of excluding
  
• the state of being excluded