Standard Lemma guide

atopy

noun · 3 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • UK: /ˈætəpi/

1

noun

Meaning 1

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.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A person suffering from atopic syndrome; a case of atopy.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

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

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: immediate allergy, atopic allergy, type I allergic reaction

Antonyms: none provided

Broader terms: allergy, allergic reaction

History

Etymology

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

Across languages

Translations

13 source translations are retained for this English entry.

  • Chinese Mandarin: 特應性 /特应性 (tèyìngxìng) — hereditary disorder
  • Czech: atopie — hereditary disorder
  • Dutch: atopie — hereditary disorder
  • Finnish: atopia — hereditary disorder
  • German: Atopie — hereditary disorder
  • Indonesian: atopi — hereditary disorder
  • Japanese: アトピー (atopī) — hereditary disorder
  • Korean: 아토피 (atopi) — hereditary disorder
  • Polish: atopia — hereditary disorder
  • Spanish: atopia — hereditary disorder
  • Swedish: atopi — hereditary disorder
  • Finnish: atoopikko — person suffering from atopic symdrome
  • Polish: atopik — person suffering from atopic symdrome