radarscope

Etymology tree
English radiotelegraphyclip.
English radio
Latin dētēctiōder.
Latin dētēctiōnembor.
English detection
Proto-Indo-European *h₂ent-
Proto-Indo-European *-s
Proto-Indo-European *h₂énts
Proto-Indo-European *-i
Proto-Indo-European *h₂énti
Proto-Germanic *andi
Old English and
Middle English and
English and
Proto-Indo-European *(H)rek-der.
Proto-Celtic *reketi
Gaulish *rekosbor.?
Proto-Indo-European *h₃reǵ-der.
Proto-Germanic *rinkanąder.
Proto-Germanic *rankaz
Frankish *rankbor.?
Vulgar Latin *rencus
Old French reng
Proto-Italic *-āzi
▲
Latin -ereinflu.
Latin -āre
Old French -ier
Old French rengierbor.
Middle English rengen
English range
Middle English -ynge
English -ing
English ranging
English RADAR
English radar
Proto-Indo-European *speḱ-
Proto-Indo-European *-yeti
Proto-Indo-European *spéḱyeti
Proto-Hellenic *sképťomai
Ancient Greek σκέπτομαι (sképtomai)
Proto-Indo-European *-ós
Proto-Hellenic *-ós
▲
Ancient Greek -ος (-os)influ.
Ancient Greek -ός (-ós)
Ancient Greek σκοπός (skopós)
Proto-Indo-European *-eti
Proto-Indo-European *-eyéti
Proto-Indo-European *-esyéti
Proto-Indo-European *-éh₁ti
Proto-Indo-European *-yeti
Proto-Indo-European *-éh₁yeti
Proto-Indo-European *-yeti
Proto-Indo-European *-éyeti
Ancient Greek -έω (-éō)
Ancient Greek σκοπέω (skopéō)der.
English -scope
English radarscope
From radar + -scope.