cen·ti·me·ter-gram-sec·ond system (sěntə-mētər-grămsěkənd)
n. Abbr. cgs
An absolute metric system in which the basic units of length, mass, and time are the centimeter, gram, and second and used in the United States chiefly in science, medicine, and engineering.

[TahlilGaran] American Dictionary ▲