ˈsīəˌnīt noun
also ky·a·nite ˈkī-
( -s )
Etymology: German zyanit, from zyan- cyan- + -it -ite
: a mineral Al 2 SiO 5 consisting of an aluminum silicate occurring commonly in blue thin-bladed triclinic crystals and crystalline aggregates — called also disthene
• cy·a·nit·ic |sīə|nid.ik adjective