countershock
nounEtymology From counter- + shock.
1
A shock that travels in the opposite direction to an applied impulse
- This kind of break by countershock in the haft occurs on Paleoindian bifacial point and has been reproduced experimentally on replicas of Paleoindian and Solutrean shouldered points [63 ].2015 July 11, “The Still Bay and Howiesons Poort at Sibudu and Blombos: Understanding Middle Stone Age Technologies”, in PLOS ONE, →DOI: