Definitions for cis

Overview of noun cis

The noun cis has 1 senses? (no senses from tagged texts)

1. Commonwealth of Independent States, CIS

(an alliance made up of states that had been Soviet Socialist Republics in the Soviet Union prior to its dissolution in Dec 1991)

Overview of noun ci

The noun ci has 1 senses? (no senses from tagged texts)

1. curie, Ci

(a unit of radioactivity equal to the amount of a radioactive isotope that decays at the rate of 37,000,000,000 disintegrations per second)