ˈbərklēəm ( the cȯinersʸ pronunc ), ˌbərˈkēl- noun
( -s )
Etymology: New Latin, from Berkeley, Calif., location of the Univ. of Calif., where it was discovered + New Latin -ium
: a radioactive metallic element discovered by bombarding americium 241 with helium ions — symbol Bk ; see element table