Un·ac·cept·a·ble a. Not acceptable; not pleasing; not welcome; unpleasant; disagreeable; displeasing; offensive. -- Un*ac*cept*a*ble*ness, n. -- Un*ac*cept*a*bly, adv.
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unacceptableness
n : unsatisfactoriness by virtue of not conforming to approved
standards [syn: unacceptability] [ant: acceptability]