the way something is with respect to its main attributes

wanting in moral strength, courage, or will; having the attributes of man as opposed to e.g. divine beings

not perfect; defective or inadequate

a flaw or weak point

an imperfection in a plan or theory or legal document that causes it to fail or that reduces its effectiveness

an imperfection in a bodily system

an imperfection in an object or machine

an imperfection in someone or something that is suggestive of a wart (especially in smallness or unattractiveness)