{
 "license": "https://creativecommons.org/licenses/by/4.0/",
 "id": "citrus",
 "type": "OdorDescriptor",
 "version": 1,
 "updated": "2026-09-30",
 "station": 5,
 "confidence": "B",
 "sources": [
  "ISO-2",
  "KLE-1",
  "OT-1",
  "PDO-1",
  "OSMO-1"
 ],
 "term": {
  "value": "citrus",
  "evidence": "perfumery convention",
  "source": null,
  "where": null,
  "confidence": "B",
  "note": "the trade’s shared vocabulary; the word as the records and sources use it"
 },
 "definition": {
  "value": "The bright, zesty smell of citrus peel oils such as bergamot and lemon.",
  "evidence": "house interpretation",
  "source": null,
  "where": null,
  "confidence": "C",
  "note": "the house’s own definition, written for this vocabulary"
 },
 "family": {
  "value": "citrus",
  "evidence": "perfumery convention",
  "source": "ISO-2",
  "where": "docs/sources/ISO-2-stepanyuk-kirschning-2019.md:61",
  "quote": "Classification of 1. top notes: a) citrus, b) aldehydic, c) fruity, d) green and e) herbaceous/herbal, 2. heart notes: a) floral light, b) floral green, c) floral fresh, d), floral fruity, e) floral heavy and f) floral woody and 3. bottom notes: a) aromatic, b) balsamic, c) moss/leather/animalic, d) musk, e) amber and f) wood.",
  "confidence": "B",
  "note": "the family name as the published classification the review gives (top, heart and bottom notes) spells it"
 },
 "synonyms": [
  "citric",
  "citrus-like",
  "Hespéridé"
 ],
 "related": [
  "lemony",
  "fresh"
 ],
 "carriers": [
  {
   "molecule": "methyl-dihydrojasmonate",
   "as_used": "citric",
   "evidence": "documented",
   "source": "KLE-1",
   "where": "docs/sources/KLE-1-kleoff-2022-odorants-in-flow.md:24",
   "quote": "hedione (methyl dihydrojasmonate), … has a fresh, citric and slightly floral scent – but is commonly categorized as a middle note",
   "confidence": "A"
  },
  {
   "molecule": "alpha-terpineol",
   "as_used": "citrus-like",
   "evidence": "documented",
   "source": "OT-1",
   "where": "docs/sources/OT-1-leibniz-lsb-odorant-database.md:50",
   "quote": "α-terpineol | CAS 98-55-5, 7785-53-7, 10482-56-1 | Odor quality: floral, citrus-like",
   "confidence": "A"
  },
  {
   "molecule": "geraniol",
   "as_used": "citrus-like",
   "evidence": "documented",
   "source": "OT-1",
   "where": "docs/sources/OT-1-leibniz-lsb-odorant-database.md:35",
   "quote": "geraniol | CAS 106-24-1 | Odor quality: rose-like, citrus-like",
   "confidence": "A"
  },
  {
   "material": "bergamot-essential-oil",
   "as_used": "recalling the bergamot’s peel",
   "evidence": "documented",
   "source": "PDO-1",
   "where": "docs/sources/PDO-1-masaf-bergamotto-reggio-calabria.md:40",
   "quote": "odore: caratteristico, gradevole, fresco, richiamante quello del pericarpo del Bergamotto;",
   "confidence": "A",
   "note": "the specification’s odour line, in English; colour “da verde a giallo verdastro”, green to greenish yellow (docs/sources/PDO-1-masaf-bergamotto-reggio-calabria.md:43)"
  },
  {
   "name": "Eau de Cologne Impériale (Guerlain, 1853)",
   "as_used": "Hespéridé",
   "evidence": "documented",
   "source": "OSMO-1",
   "where": "docs/sources/OSMO-1-osmotheque-collection-2015.md:17",
   "quote": "Eau De Cologne Impériale GUERLAIN 1853 EDC Hespéridé Pierre-François-Pascal",
   "confidence": "A",
   "note": "the Osmothèque’s family and sub-family for this fragrance: a classification (a perfumery convention), not a measurement of its smell"
  },
  {
   "name": "Eau Sauvage (Dior, 1966)",
   "as_used": "Hespéridé",
   "evidence": "documented",
   "source": "OSMO-1",
   "where": "docs/sources/OSMO-1-osmotheque-collection-2015.md:71",
   "quote": "Eau Sauvage DIOR 1966 EDT Hespéridé Fleuri Chypré Edmond Roudnitska",
   "confidence": "A",
   "note": "the Osmothèque’s family and sub-family for this fragrance: a classification (a perfumery convention), not a measurement of its smell"
  }
 ],
 "links": {
  "essay": "/science#fragrance-mind"
 },
 "copy": {
  "lede": "Citrus: the bright, zesty smell of citrus peel oils such as bergamot and lemon.",
  "body": [
   "On record here, the word is carried by methyl dihydrojasmonate (Hedione), α-terpineol, geraniol, bergamot essential oil and others. Each carrier says who uses the word and on what evidence: a source, the trade’s convention or the house’s own reading."
  ]
 }
}