noun · 1 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
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
Received-Pronunciation:/ˈkaɪɹə(ʊ)məʊn/
Southern-England:Recorded audio is listed in the source snapshot.
General-American:/ˈkaɪɹəˌmoʊn/
1
noun
Meaning 1
Any substance produced by an individual of one species (often an insect) that benefits the recipient which is of a different species but is harmful to the producer.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
History
Etymology
Blend of Ancient Greek καιρός (kairós, “advantage; profit”, noun) + English pheromone, coined in the 1970 article “Allomones and Kairomones: Transspecific Chemical Messengers” by the American geneticist William Lacy Brown, Jr. (1913–1991), the German-American ecologist and entomologist Thomas Eisner (1929–2011), and the American ecologist Robert Harding Whittaker (1920–1980) which was published in BioScience: see the quotation.
Across languages
Translations
11 source translations are retained for this English entry.
Catalan:
kairomona
— any substance produced by an individual of one species that benefits the recipient which is of a different species but is harmful to the producer
Chinese Mandarin:
開洛蒙 /开洛蒙
(kāiluòméng)
— any substance produced by an individual of one species that benefits the recipient which is of a different species but is harmful to the producer
Estonian:
kairomoonid
— any substance produced by an individual of one species that benefits the recipient which is of a different species but is harmful to the producer
Finnish:
kairomoni
— any substance produced by an individual of one species that benefits the recipient which is of a different species but is harmful to the producer
French:
kairomone
— any substance produced by an individual of one species that benefits the recipient which is of a different species but is harmful to the producer
Galician:
cairomona
— any substance produced by an individual of one species that benefits the recipient which is of a different species but is harmful to the producer
German:
Kairomon
— any substance produced by an individual of one species that benefits the recipient which is of a different species but is harmful to the producer
Lithuanian:
kairomonas
— any substance produced by an individual of one species that benefits the recipient which is of a different species but is harmful to the producer
Persian:
کایرومون
— any substance produced by an individual of one species that benefits the recipient which is of a different species but is harmful to the producer
Spanish:
cairomona
— any substance produced by an individual of one species that benefits the recipient which is of a different species but is harmful to the producer
Ukrainian:
κайромони
(κajromony)
— any substance produced by an individual of one species that benefits the recipient which is of a different species but is harmful to the producer