Cyclo-

{
  "id": "MLC-T-CHM-002818",
  "term": "Cyclo-",
  "field": "Chemistry",
  "definition": "A prefix used in chemical nomenclature to denote the presence of a ring of atoms within a molecule's structure. It is applied to both organic compounds, such as cyclohexane, and inorganic compounds. The prefix is also used to describe a reaction mechanism that proceeds through a cyclic transition state, as in the term pericyclic reaction.",
  "subject": "Organic and Biomolecular Chemistry",
  "see_also": [
    "elementary reaction",
    "pericyclic reaction",
    "transition state"
  ],
  "references": [
    "Blue Book, p. 497 (https://www.acdlabs.com/iupac/nomenclature/)",
    "Red Book, 3rd ed., p. 245",
    "PAC, 1989, 61, 23. 'System for symbolic representation of reaction mechanisms (Recommendations 1988)' on page 34 (https://doi.org/10.1351/pac198961010023)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/cyclo/"
}