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1. Not perfect.
2. Grammar Of or being the tense of a verb that shows, usually in the past, an action or a condition as incomplete, continuous, or coincident with another action.
3. Botany Having either stamens or a pistil only. Used of a flower.
4. Not reproducing sexually. Used of fungi.
5. Law Potentially unenforceable; limited or defective: an imperfect right of self defense.
1. A piece of merchandise having a minor flaw that does not impair its use, usually sold at a discount.
2. Grammar
a. The imperfect tense.
b. A verb in the imperfect tense.

[Middle English imparfit, from Old French imparfait, from Latin imperfectus : in-, not; see in-1 + perfectus, perfect; see perfect.]

im·per′fect·ly adv.
im·per′fect·ness n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.imperfectness - the state or an instance of being imperfect
state - the way something is with respect to its main attributes; "the current state of knowledge"; "his state of health"; "in a weak financial state"
failing, weakness - a flaw or weak point; "he was quick to point out his wife's failings"
flaw - an imperfection in a plan or theory or legal document that causes it to fail or that reduces its effectiveness
defect - an imperfection in a bodily system; "visual defects"; "this device permits detection of defects in the lungs"
flaw, fault, defect - an imperfection in an object or machine; "a flaw caused the crystal to shatter"; "if there are any defects you should send it back to the manufacturer"
wart - an imperfection in someone or something that is suggestive of a wart (especially in smallness or unattractiveness)
defectiveness, faultiness - the state of being defective
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
2) for which incipient faults can occur at the production stage because of the imperfectness of the technological processes.
The imperfectness of the parallel psychiatrists is exposed, and a new career path now helps her to listen to the voices of her interior dialogue with new ears, voices that are healing for her mother as much as for her.
I am not so sure whether the tone of a poem can at all be identified without some recourse to the meaning of the words, which must necessitate a detour through the imperfectness of the image.
I would relate this mindset to the dark side of the personal mastery Peter Senge spoke of (1): have the drive and willingness to expand towards all that seems reachable, yet not managing to not torment over the forced imperfectness.
Later, Basset and Mohamed [75] proposed a general framework for dealing with imperfectness and incompleteness using single valued neutrosophic and rough set theories.
Please know that in your imperfectness, you are still loved.--Praise Diokno
Thirdly, the impetus of cosmopolitanism lies in its imperfectness, and that is why many of the responses discussed above that focus on the deromanticized and multifaceted features of cosmopolitanism seem to be more reasonable and cogent.
The musicians sometimes also showcased the imperfectness of the Yoruba concept of justice, like Ayinla Omowura who sang that if one does not have a representation in the decision-making council, one's innocence may become guilt (b'eyan o leni ni'gbimo, b'o ro ejo are, ebi lo mi a je).
The answer would be the "necessity of auxiliary precautions" as an antidote against the imperfectness of human beings, as James Madison famously advised in Federalist No.
The given comparison matrix does not represent the whole decision-maker's thinking, and its imperfectness is embodied in inconsistency among the intuitively given comparisons, as well as fuzziness of each comparison.
Despite insignificant imperfectness (such as non-100% horizontal flat top), the graphs in Figures 2(a) and 5(b) are similar to each other more than any graphs in Figure 4.