insulator

in·su·la·tor
UK: /ˈɪnsuːlˌe‍ɪtɐ/   US: /ˈɪnsəˌɫeɪtɝ/
nafnorð
  • einangrari
  • einangrunarefni

Samheiti: dielectric, nonconductor

Andheiti: conductor