• Webster's Revised Unabridged Dictionary
    • Lustration (Antiq) A sacrifice, or ceremony, by which cities, fields, armies, or people, defiled by crimes, pestilence, or other cause of uncleanness, were purified.
    • Lustration The act of lustrating or purifying. "And holy water for lustration bring."
    • ***
Century Dictionary and Cyclopedia
    • n lustration Ceremonial purification; especially, a religious act of purgation or cleansing by the use of water or certain sacrifices or ceremonies, or both, performed among the ancients upon persons, armies, cities, localities, animals, etc. The ceremony was practised by the Greeks chiefly to free its subjects from the pollution of crime, but by the Romans as a general means of securing a divine blessing, and in some cases at regular fixed intervals, as of the whole people every five years.
    • ***
Chambers's Twentieth Century Dictionary
    • n Lustration a purification by sacrifice: act of purifying
    • ***


Webster's Revised Unabridged Dictionary
L. lustratio,: cf. F. lustration,
Chambers's Twentieth Century Dictionary
L. lustrumluĕre, to wash, to purify.


In literature:

I wish to lustrate them afresh for the service of the gods.
"Hypatia" by Charles Kingsley
But his final lustration was at hand.
"Adela Cathcart, Vol. 2" by George MacDonald
He had been obliged to undergo a lustration of near an hour, before he could be put to bed.
"Damon and Delia" by William Godwin
Lustrations were used, sacrifices were made, and the altar reeked, some say with human gore.
"The Mirror of Literature, Amusement, and Instruction, Vol. 20, Issue 573, October 27, 1832" by Various
And yet, though all these things are impure, there is no lustration.
"Hills and the Sea" by H. Belloc
Piety was appeased with external rites and symbols, with changes of vestment, excessive lustrations, and the like.
"The Divine Fire" by May Sinclair
Sacrifices of lustration and expiation were very common, not so much for moral offences as for ceremonial mistakes.
"Ten Great Religions" by James Freeman Clarke
But nevertheless I adhered to the morning lustration, sometimes going to the brook to do it.
"Children of the Market Place" by Edgar Lee Masters
It is better suited for Polifilo's lustration by Venus Physizoe than for the mass on Easter morning.
"Sketches and Studies in Italy and Greece, Vol III." by John Symonds
The lesser lustration (wazu) is then made.
"The Faith of Islam" by Edward Sell

In poetry:

How foulness grows fair with the stern lustration
of sleets and snows,
And rottenness changes back to the breath and the cheek
of the rose,
And how gentle the wind that seems wild to each blossom
that blows;
"As In The Woodland I Walk" by Richard Le Gallienne

In science:

The distributions are nearly background free, il lustrating the clean environment in which a Higgs particle can be reconstructed at the linear col lider.
TESLA Technical Design Report Part I: Executive Summary
Such data are thus il lustrative of hierarchical assembly but may not give us the needed quantitative verification of mass assembly.
Conference Summary
We emphasize that we do not highlight any errors particular to Piro et al. (1999) but rather il lustrate that the standard method for identifying spectral lines is not trustworthy.
Statistics: Handle with Care, Detecting Multiple Model Components with the Likelihood Ratio Test
Total radiation spectra extracted from the same spatial regions il lustrated in fig. 7 – core for two different magnetic field values (dot and long–dash), outskirts (short dash) and their summation (solid and dot–dash) – compared to nominal sensitivity limits of future γ -ray observatories (thick-solid lines).
Numerical Modeling of Gamma Radiation from Galaxy Clusters
Definition 1 (syntax). A structural problem, as il lustrated in figure 1, is a tuple (t, TC , RC , C ), where t ∈ TC is the root configuration type, and C is a set of structural constraints applied to the elements of TC and RC .
Pruning Isomorphic Structural Sub-problems in Configuration