n. [ Pref. ab- + evacuation. ] (Med.) A partial evacuation. Mayne. AS [ 1913 Webster ]

a. [ L.evacuans, -antis, p. pr. of evacuare: cf. F. évacuant. ] Emptying; evacuative; purgative; cathartic. -- n. (Med.) A purgative or cathartic. [ 1913 Webster ]

v. t. [ imp. & p. p. Evacuated p. pr. & vb. n. Evacuating. ] [ l. evacuatus, p. p. of evacuare to empty, nullify; e out + vacuus empty, vacare to be empty. See Vacate. ] 1. To make empty; to empty out; to remove the contents of; as, to evacuate a vessel or dish. [ 1913 Webster ]

2. Fig.: To make empty; to deprive. [ R. ] [ 1913 Webster ]

Evacuate the Scriptures of their most important meaning. Coleridge. [ 1913 Webster ]

3. To remove; to eject; to void; to discharge, as the contents of a vessel, or of the bowels. [ 1913 Webster ]

4. To withdraw from; to quit; to retire from; as, soldiers from a country, city, or fortress. [ 1913 Webster ]

The Norwegians were forced to evacuate the country. Burke. [ 1913 Webster ]

5. To make void; to nullify; to vacate; as, to evacuate a contract or marriage. [ Obs. ] Bacon. [ 1913 Webster ]

v. i. 1. To let blood [ Obs. ] Burton. [ 1913 Webster ]

2. to expel stool from the bowels; to defecate. [ PJC ]

adj. 1. p. p. of evacuate. [ WordNet 1.5 ]

2. emptied of gas by being pumped out or having a vacuum created; as, a highly evacuated glass tube. [ WordNet 1.5 ]

n. [ L. evacuatio: cf. F. évacuation. ] 1. The act of emptying, clearing of the contents, or discharging. Specifically: (a) (Mil.) Withdrawal of troops from a town, fortress, etc. (b) (Med.) Voidance of any matter by the natural passages of the body or by an artificial opening; defecation; also, a diminution of the fluids of an animal body by cathartics, venesection, or other means. [ 1913 Webster ]

2. That which is evacuated or discharged; especially, a discharge by stool or other natural means. Quincy. [ 1913 Webster ]

3. Abolition; nullification. [ Obs. ] Hooker. [ 1913 Webster ]

Evacuation day, the anniversary of the day on which the British army evacuated the city of New York, November 25, 1783. [ 1913 Webster ]

a. [ Cf. F. évacuatif. ] Serving of tending to evacuate; cathartic; purgative. [ 1913 Webster ]

n. One who evacuates; a nullifier. “Evacuators of the law.” Hammond. [ 1913 Webster ]

n. A purgative. [ 1913 Webster ]

v. t. [ L. vacuatus, p. p. of vacuare to empty, from vacuus empty. See Vacant. ] To make void, or empty. [ R. ] [ 1913 Webster ]

n. The act of emptying; evacuation. [ R. ] [ 1913 Webster ]