atopy

A1T1O1P3Y4
UK/ˈætəpi/

noun

A hereditary disorder marked by the tendency to develop localized immediate hypersensitivity reactions to allergens such as pollen, food etc and is manifested by hay fever, asthma, or similar allergic conditions; generally considered to be caused by the interaction of environmental and genetic factors.

Similar
atopic allergyatopic syndromeimmediate allergytype I allergic reaction
UncommonScrabble 10

Meanings

nounatopy (countable and uncountable, plural atopies)

plural atopies

  1. countableuncountablemedicineA hereditary disorder marked by the tendency to develop localized immediate hypersensitivity reactions to allergens such as pollen, food etc and is manifested by hay fever, asthma, or similar allergic conditions; generally considered to be caused by the interaction of environmental and genetic factors.

    Whatever factor is invoked to explain the increase in asthma must also be capable of explaining other outbreaks of atopy.

    1999, Matt Ridley, Genome, Harper Perennial, published 2004, page 67
  2. countableuncountableA person suffering from atopic syndrome; a case of atopy.

Synonyms & antonyms

Similar
atopic allergyatopic syndrome

nounan allergic reaction that becomes apparent in a sensitized person only minutes after contact

Similar
immediate allergyatopic allergytype I allergic reaction
Broader
allergyallergic reaction

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

  1. Ancient Greekἀτοπία“extraordinary nature”
  2. Englishatopy

From Ancient Greek ἀτοπία (atopía, “extraordinary nature”), from ἄτοπος (átopos), from ἀ- (a-) + τόπος (tópos, “place”).

Full word history & related roots →

Translations

Chinese Mandarin 特應性 /特应性
  • 特應性 /特应性 (tèyìngxìng)hereditary disorder
Czech atopie
  • atopiehereditary disorder
Dutch atopie
  • atopiehereditary disorder
Finnish atopia, atoopikko
  • atopiahereditary disorder
  • atoopikkoperson suffering from atopic symdrome
German Atopie
  • Atopiehereditary disorder
Indonesian atopi
  • atopihereditary disorder
Japanese アトピー
  • アトピー (atopī)hereditary disorder
Korean 아토피
  • 아토피 (atopi)hereditary disorder
Polish atopia, atopik
  • atopiahereditary disorder
  • atopikperson suffering from atopic symdrome
Spanish atopia
  • atopiahereditary disorder
Swedish atopi
  • atopihereditary disorder
Cite this entry
APA

atopy. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/atopy

MLA

“atopy.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/atopy. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “atopy,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/atopy.

Source: atopy on Wiktionary, CC BY-SA 4.0.