What does CIRCE stand for?

Catalogo Italiano Riviste su Calcolatore Elettronico - Database - Editrice Bibliografica - Italian - Information service or system (CRD)

Central Illinois Rainfall Chemistry Experiment (SAUS)

Circumstance

Collimated Ion Resonance Cannon, Ephermal (SAUS)

Computerized Information Retrieval and Contract Entry - Computer science

Computerized Issue of Results and Certificates for Entries (PDAA)

Cornell Institute for Research in Chemical Ecology

Cossor Interrogation & Reply Cryptographic Equipment (SAUS)