sievert
Concise Oxford English Dictionary © 2008 Oxford University Press:
sievert /ˈsiːvət/ (abbrev.: Sv)
▶noun Physics the SI unit of dose equivalent, equal to an effective dose of a joule of energy per kilogram of recipient mass.
– origin 1940s: named after the Swedish physicist Rolf M. Sievert.
'sievert' also found in these Oxford entries:

