circular fingerprints

https://doi.org/10.1351/goldbook.11422

Hashed molecular fingerprints that describe, either by atom type or properties, each atom in the molecule; the atoms connected to it (for path length 2); the atoms connected to them (for path length 4); and the atoms connected to them (for path length 6); etc..

See also: path fingerprints, structural keys

Source:
PAC, 2016, 88, 239. 'Glossary of terms used in computational drug design, part II (IUPAC Recommendations 2015)' on page 243 (https://doi.org/10.1515/pac-2012-1204)