1530s, back-formation from ignominious or else from French ignominie (15c.), from Latin ignominia "disgrace, infamy, loss of a (good) name," from assimilated form of in- "not, opposite of" (see in- (1)) + nomen (genitive nominis) "name" (from PIE root *no-men- "name"). Also sometimes shortened to ignomy.
Proto-Indo-European root meaning "name."
It forms all or part of: acronym; allonym; ananym; anonymous; antonomasia; antonym; binomial; caconym; cognomen; denominate; eponym; eponymous; heteronym; homonym; homonymous; hyponymy; ignominious; ignominy; innominable; Jerome; matronymic; metonymy; metronymic; misnomer; moniker; name; nomenclature; nominal; nominate; noun; onomastic; onomatopoeia; paronomasia; paronym; patronym; patronymic; praenomen; pronoun; pseudonym; renown; synonym; synonymy; synonymous; toponym.
It is the hypothetical source of/evidence for its existence is provided by: Sanskrit nama; Avestan nama; Greek onoma, onyma; Latin nomen; Old Church Slavonic ime, genitive imene; Russian imya; Old Irish ainm; Old Welsh anu "name;" Old English nama, noma, Old High German namo, Old Norse nafn, Gothic namo "name."
1580s, "state of being out of favor of one in a powerful or exalted position;" also "cause of shame or reproach;" 1590s, "state of ignominy, dishonor, or shame," from French disgrace (16c.), from Italian disgrazia, from dis- (see dis-) + grazia, from Latin gratia "favor, esteem, regard; pleasing quality, good will, gratitude" (see grace (n.)).
"shame, disgrace" (obsolete or dialectal), Middle English, from Old English scand "ignominy, shame, confusion, disgrace; scandal, disgraceful thing; wretch, impostor, infamous man; bad woman," from the source of Old English scamu "shame" (see shame (n.)) + -þa, with change of -m- to -n- before a dental (compare Old Frisian skande, Dutch schande, Old High German scanda, German Schande "disgrace"). Also in early Modern English as a verb, shend (from Old English scendan) "put to shame; blame, reproach; bring to ruin."
It was active in forming compounds, such as shendful "ignominious, humiliating" (Old English scandful) "shameful," shendship "disgrace; destruction, ruin, torments of Hell;" shendness "destruction, harm ruin;" Old English scandhus "house of ill-fame," scandlic "shameful," scandlufiende "loving shamefully," scandword "obscene language."