Dutch edit

 
Dutch Wikipedia has an article on:
Wikipedia nl

Etymology edit

From breking +‎ -s- +‎ index.

Pronunciation edit

  • IPA(key): /ˈbreː.kɪŋsˌɪn.dɛks/
  • (file)
  • Hyphenation: bre‧kings‧in‧dex

Noun edit

brekingsindex m (plural brekingsindices or brekingsindexen)

  1. (optics) refractive index