tetraedrisk

== Norwegian Bokmål == === Etymology === From tetraeder +‎ -isk. === Adjective === tetraedrisk (indefinite singular tetraedrisk, definite singular and plural tetraedriske) tetrahedral === References === “tetraedrisk” in The Bokmål Dictionary. “tetraedrisk” in Det Norske Akademis ordbok (NAOB). == Norwegian Nynorsk == === Etymology === From tetraeder +‎ -isk. === Adjective === tetraedrisk (indefinite singular tetraedrisk, definite singular and plural tetraedriske) tetrahedral