becquerel
Concise Oxford English Dictionary © 2008 Oxford University Press:
becquerel /ˈbɛkərɛl/ (abbrev.: Bq)
▶noun Physics the SI unit of radioactivity, corresponding to one disintegration per second.
– origin C19: named after the French physicist A-H. Becquerel.
'becquerel' also found in these Oxford entries:

