| Term Name: | ortho-fused compound |
|---|---|
| Synonyms: | ortho-fused compounds, ortho-fused polycyclic compounds |
| Definition: | A polycyclic compound in which two rings have two, and only two, atoms in common. Such compounds have n common faces and 2n common atoms. |
| Ontology: | ChEBI [CHEBI:33637] ( EBI ) |