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evacuation|ɪˌvækjuːˈeɪʃən|
[ad. late L. ēvacuātiōn-em, n. of action f. ēvacuā-re: see evacuate.]
The action of evacuating; the condition of being evacuated.
1. spec.
a. Med. The action or process of depleting (the body or any organ), or of clearing out (morbid matter, ‘humours’, etc.), by medicine or other artificial means. rare in recent use.
Before the present century the word was most frequently used with reference to bleeding; for this we have a large number of quotations.
c1400Lanfranc's Cirurg. (MS. A.) 100 Ofte tymes he haþ..to myche evacuacioun of blood. 1533Elyot Cast. Helthe (1541) 53 a, To expell the sayd excrementes are ix sundry kyndes of evacuation..abstinence, vomyte, purgation by siege, letting of bloude, etc. 1603Holland Plutarch's Mor. 1317 Evacuation, or clensing the body by clistre. 1621Burton Anat. Mel. ii. v. ii. (1651) 398 Bleed on..If the parties strength will not admit much evacuation in this kinde at once, it [bleeding] must be assayed again and again. 1651Biggs New Disp 136 One manner of evacuation of evil humours, purgation. 1748Smollett Rod. Rand. xxxv. (1804) 229, I prepared for this important evacuation [of blood]. 1790W. Buchan Dom. Med. (ed. 11) 217 The patient exhausted by mere evacuations, sunk under the disease. 1805W. Saunders Min. Waters 467 This method..seems to have a preference over actual evacuation by the lancet. 1836Todd Cycl. Anat. I. 179/1 The evacuation of the contents of the rectum and bladder.
b. Phys. The process of discharging (waste matter, etc.) through the excretory organs (now esp. from the bowels); an instance of this process; a manner in which it takes place.
c1532G. Du Wes Introd. Fr. in Palsgr. 1054 A body..may not grow by the vertue of such degestion without expulsion or evacuation. 1603Knolles Hist. Turks (1638) 176 After many euacuations, sitting down vpon an homely bed [he] died. 1643R. O. Man's Mort. vii. 54 The evacuation of seed in carnall copulation. 1659Hammond On Ps. cvi. 15 Annot. 537 Nature..seeks to discharge it selfe by the several evacuations. 1725N. Robinson Th. Physick 73 This Evacuation [perspiration] is by far the greatest of any in the Body. 1727Pope, &c., Art of Sinking 75 Has had some poetical evacuation, and no question was much the better for it in his health. 1748Hartley Observ. Man i. iii. 399 The causes of it are..violent and long-continued Passions, profuse Evacuations. 1784Johnson Let. 18 Mar. in Boswell, The dropsy..has now run almost totally away by natural evacuation. 1851J. Davies Manual Mat Med. 375 To promote alvine evacuations. 1852Sir W. Hamilton Discuss. 247 Under the terms crudity, coction and evacuation, were designated [according to the Humoral Pathology] the three principal periods of diseases.
c. concr. Evacuated or excreted matter.
1625Hart Anat. Ur. ii. viii. 100 Other euacuations, both vpwards and downwards, came. 1759Sterne Tr. Shandy (1802) I. xxiii. 119 Others..will draw a man's character..merely from his evacuations. 1846G. E. Day tr. Simon's Anim. Chem. II. 384 Sometimes we find, in the deposit from these evacuations, small white or yellow masses.
2. a. gen. The action of emptying (a receptacle), or of removing (the contents of anything) so as to produce a vacancy; the depletion (of a treasury, one's resources, etc.). Sometimes with transf. notion of 1 a. Also fig.
1598R. Barckley Felic. Man (1631) 400 They [Lawyers & Physicions] have one common end, that is gaine, & the manner of both their proceedings..is—by evacuation! a1600Hooker (J.), Popery hath not been able to re-establish itself in any place, after provision made against it by utter evacuation of all Romish ceremonies. 1640J. Dyke Worthy Commun. Ep. to Rdr., The continuall effluences of vertue out of Him..is not the least evacuation at all unto Him. 1697Potter Antiq. Greece ii. xix. (T.), Their treasury..exhausted by so frequent evacuations. 1774Goldsm. Nat. Hist. I. 52 It is pretty evident that their [grottoes'] evacuation has been owing to waters. 1806Vince Hydrostat. vii. 79 The evacuation made by so swift a current. 1840Macaulay Clive 30 Not content with these ways of getting rid of his money, [he] resorted to the most speedy and effectual of all modes of evacuation, a contested election. 1869Phillips Vesuv. iii. 48 After the extraordinary evacuation of the large crateral space. 1877tr. Ziemssen's Cycl. Med. XII. Index s.v.
†b. The quantity removed by ‘evacuation’. Obs.
1794G. Adams Nat. & Exp. Philos. I. iv. App. 136 The evacuations [sc. of air] and the remainders do both of them decrease in the same geometrical progression.
†c. A clearing out, depleting (of population, etc.). Obs.
1669–94Child Disc. Trade (ed. 4) 201 And if that evacuation [of population] be grown to an excess. 1677Hale Prim. Orig. Man. ii. x. 238 Let us also consider the vast Evacuations of Men that England hath had by Forein Assistances lent to Forein Kingdoms. 1755Mrs. Delany Autobiog. (1861) III. 362 There will be a great evacuation at Bath of fine folks.
3. Mil.
†a. The clearing (a place) of troops (obs.).
b. The withdrawal (by an army or commander) from occupation of a country, fortress, town, etc.
c. The removal (of a garrison, the population of a place, etc.).
1710Lond. Gaz. No. 4666/1 The Deputies..have insisted..on the Evacuation of the Kingdom of all Foreign Troops. 1783Chron. in Ann. Reg. 221 New York..the final evacuation of that city. 1796Burke Corr. IV. 354 An evacuation of the Mediterranean, as a preliminary to a war with Spain. 1839Thirlwall Greece IV. 125 They offered no concession beyond the evacuation of Decelea and the Attic territory. 1863Kinglake Crimea (1876) I. xvii. 378 A declaration..which made the further continuance of peace dependent upon the evacuation of the Principalities. 1880McCarthy Own Times III. xxxiv. 92 The time for the evacuation of the garrison came.
attrib.a1854G. Furman Antiquities Long Island (1875) 269 The Evacuation day..has been observed as a species of holiday on the west end of Long Island. 1880Webster (Suppl.), Evacuation day, the anniversary of the day on which the British army evacuated the city of New York, November 25, 1783. 1939Times 2 Nov. 8/7 Parents should remember that such educational facilities as can be provided in the evacuation areas are not likely to be nearly so good as those available in the reception areas. 1940Archit. Rev. LXXXVII. 101 (title) Evacuation camp. 1940E. T. Seton Trail of Artist-Naturalist 241 Monday, which, being Evacuation Day, was a public holiday.
4. The action of making void and of no effect; cancelling, nullification. Cf. evacuate v. 4.
1650Vind. Hammond's Addr. §66 The suspension of the latter, farre from including the evacuation, or cancelling of the former. 1691Beverley Thous. Years Kingd. Christ 21 Putting Them quite under his Feet, by that perfect distinguishing Catargesis, or Evacuation of All Power, Motion, or Action. 1750Johnson Rambler No. 31 ⁋10 Sophisms tending to the confusion of all principles, and the evacuation of all duties. |