English
firnification
From firn + -ification.
Formed from firn + -ification
Proto-Indo-European *per- ‘forth, forward, across, through’
Proto-Germanic *firnijaz
Old High German firni ‘old’
Alemannic German firn ‘last year’
German Firn ‘névé, firn’
English firn
Today it means
noun The production of firn by the recrystallization of old snow.
Language periods are conventional ranges, not dates for this word.
Etymograph / firnification