Merriam-Webster's Dictionary and Thesaurus - Merriam-Webster [689]
ig·no·ra·mus noun [ORIGIN: Ignoramus, ignorant lawyer in Ignoramus (1615), play by George Ruggle]
: an utterly ignorant person
ig·no·rance noun : the state of being ignorant
Synonyms
obliviousness, unawareness; also callowness, greenness, inexperience, innocence, naïveté, rawness, simpleness
Antonyms
acquaintance, awareness, familiarity
ig·no·rant adjective 1 : lacking knowledge
2 : resulting from or showing lack of knowledge or intelligence
3 : not aware : UNAWARE, UNINFORMED
— ig·no·rant·ly adverb
Synonyms
[1] dark, illiterate, simple, uneducated, unlearned, untaught; also lowbrow, uncultivated, uncultured; callow, green, inexperienced, innocent, naive; unsophisticated; raw, untrained; brainless, dumb, idiotic, imbecilic, moronic, stupid, witless; foolish, senseless, silly
Antonyms
educated, knowledgeable, literate, schooled
[3] oblivious, unacquainted, unaware, unconscious, uninformed, unknowing, unwitting; also uneducated, unschooled, untaught; absent, absentminded, abstracted, heedless, inattentive
Antonyms
acquainted, aware, cognizant, conscious, conversant, grounded, informed, knowing, mindful, witting
ig·nore verb ig·nored; ig·nor·ing : to refuse to take notice of
Synonyms
disregard, forget, neglect, overlook, pass over, slight, slur—more at NEGLECT
brush, condone, disregard, excuse, gloss, pardon, pass over, shrug off, wink—more at EXCUSE
igua·na noun : any of various large tropical American lizards
ihp abbreviation indicated horsepower
IHS [ORIGIN: LL, part transliteration of Gk IHΣ, abbr. for IHΣOYΣ Iēsous Jesus]
— used as a Christian symbol and monogram for Jesus
ikon variant of ICON
IL abbreviation Illinois
il·e·itis noun : inflammation of the ileum
il·e·um noun, plural il·ea : the part of the small intestine between the jejunum and the large intestine
il·i·ac adjective : of, relating to, or located near the ilium
il·i·um noun : the uppermost and largest of the three bones making up either side of the pelvis
ilk noun : a group set up on the basis of any characteristic in common : SORT, KIND
Synonyms
breed, class, description, feather, kind, like, manner, nature, order, sort, species, type—more at SORT
1ill adjective worse ; worst 1 : attended or caused by an evil intent <~ deeds>
2 a : not normal or sound <~ health>
b : not in good health : SICK; also : feeling nauseated
3 : BAD, UNLUCKY <~ omen>
4 : not right or proper <~ manners>
5 : UNFRIENDLY, HOSTILE <~ feeling>
Synonyms
[1] adverse, bad, baleful, baneful, damaging, deleterious, detrimental, evil, harmful, hurtful, injurious, mischievous, noxious, pernicious, prejudicial—more at HARMFUL
[2b] nauseous, queasy, queer, sick, squeamish—more at NAUSEOUS
[2b] bad, down, indisposed, peaked, punk, sick, unhealthy, unsound, unwell—more at SICK
2ill adverb worse; worst 1 : with displeasure
2 : in a harsh manner
3 : probably not : HARDLY 4 : BADLY, UNLUCKILY 5 : in a faulty way Synonyms hard, hardly, harshly, oppressively, roughly, severely, sternly, stiffly—more at HARDLY 3ill noun 1 : the reverse of good : EVIL 2 : MISFORTUNE, DISTRESS 3 : AILMENT, SICKNESS; also : TROUBLE Synonyms bad, evil, immorality, iniquity, sin, villainy, wrong—more at EVIL 4ill abbreviation illustrated; illustration; illustrator Ill abbreviation Illinois ill–ad·vised adjective : not well counseled <~ efforts> — ill–ad·vis·ed·ly adverb Synonyms imprudent, indiscreet, tactless, unwise—more at INDISCREET ill–bred adjective : showing bad upbringing : IMPOLITE Synonyms discourteous, ill-mannered, impertinent, impolite, inconsiderate, rude, thoughtless, uncivil, ungracious, unmannerly—more at IMPOLITE il·le·gal adjective : not lawful; also : not sanctioned by official rules — il·le·gal·i·ty noun — il·le·gal·ly adverb Synonyms criminal, illegitimate, illicit, unlawful, wrongful; also bad, evil, immoral, shameful, sinful, unethical, wicked, wrong;