1) Alternative to FPS 2) Cgs system 3) Initials in physics 4) Metric system 5) Metric system letters 6) Order companion 7) Tiny metric wts 8) Unit system in physics Found on https://www.crosswordclues.com/clue/cgs
<abbreviation> Centimeter-gram-second. ... See: centimeter-gram-second system, centimeter-gram-second unit. ... (05 Mar 2000) ... Found on http://www.encyclo.co.uk/local/20973
Centimeter-Gram-Second (abbreviated cm-gm-sec or cm-g-s). The system of measurement that uses these units for distance, mass, and time. Found on https://www.encyclo.co.uk/local/20087