Category: Ci-Co

Suffix indicating killing or killer, as in bactericide (a solution capable of killing bacteria).

Suffix indicating killing, as in bacteriocidal (capable of killing bacteria) and in suicidal (the killing of oneself).

Completely-in-the-canal (the ear canal). See: Completely-in-the-canal hearing aid.

Ci is the abbreviation for a Curie, a unit of radioactivity. (Specifically, the quantity of any radioactive nuclide in which the number of disintegrations per second is 3.7 X 10 to the 10th). Named for Marie and Pierre Curie who did pioneering research in radioactivity, distinguished alpha, beta, and gamma radiation, discovered polonium and radium, and…