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1. Impeccably clean; spotless: "The room was as spare and immaculate as a monk's cell" (Caroline Preston).
2. Free from sin.
3. Free from fault or error: an immaculate record on the job.
4. Biology Having no spots or marks.

[Middle English immaculat, from Latin immaculātus : in-, not; see in-1 + maculātus, past participle of maculāre, to blemish (from macula, spot).]

im·mac′u·late·ly adv.
im·mac′u·late·ness n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.immaculateness - the state of being spotlessly clean
cleanness - the state of being clean; without dirt or other impurities
References in classic literature ?
Indeed, it was an axiom with her that the cook can do no wrong; and a cook in a Southern kitchen finds abundance of heads and shoulders on which to lay off every sin and frailty, so as to maintain her own immaculateness entire.
The immaculateness of both genetic and foster mother's white cheek patch was related to the strength of chick's immune response suggesting that this was due to both nurture and genetics.
What struck me about this exhibition of Jim Nutt's works (perhaps it had something to do with the tidy elegance of the installation) was not the monstrousness of his figures, to refer to their place in the so-called Chicago monster roster, or to their supposedly "hairy" (who) character, in the slang sense of that word--difficult, frightening, or risky--but rather the immaculateness of their execution.