pheromone
pronunciation
How to pronounce pheromone in British English:
UK [ˈferəməʊn]
How to pronounce pheromone in American English:
US [ˈferəmoʊn]
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- Noun:
- a chemical substance secreted externally by some animals (especially insects) that influences the physiology or behavior of other animals of the same species
Word Origin
- pheromone (n.)
- "chemical released by an animal that causes a specific response when detected by another animal of the same species," but the exact definition is much debated; 1959, coined (by Karlson & Lüscher) from Greek pherein "to carry" (see infer) + ending as in hormone.
Example
- 1. The structure activity relationship of aphid alarm pheromone analogues .
- 2. It is a single molecule : a pheromone protein incorporated into the outer layer of egg capsules by glands in the female reproductive tract .
- 3. Singles who have attended so-called " pheromone parties " haven 't ruled out the merits of olfactory attraction , ap reported .
- 4. Upon contact , the pheromone is sent to sex-specific regions in the female 's brain .
- 5. The stronger the pheromone signal , the more other ants followed that route .