ˈsirˌīt noun
( -s )
Etymology: Swedish cerit, from New Latin Ceres, an asteroid + Swedish -it -ite
1. : a mineral consisting of a hydrous silicate of cerium and allied metals occurring generally in brownish masses (hardness 5.5, specific gravity 4.86)
2.
[Swedish cer in allanite (from cerium + -in -ine) + English -ite ]
: allanite