English
homojunction
From homo- + junction.
Proto-Indo-European *sem- ‘one, whole’
Proto-Indo-European *somHós ‘same, alike’
Proto-Hellenic *homós
Ancient Greek ὁμός ‘same’
English homo-
Proto-Indo-European *yewg- ‘to join, to yoke, to tie together’
Proto-Indo-European *yunégti ~ *yungénti
Proto-Italic *jungō ‘to join’
Latin iungō ‘join, attach together’
Latin iūnctiō ‘union, joining, uniting’
English junction
Today it means
noun A junction between two similar semiconductors
Language periods are conventional ranges, not dates for this word.
Etymograph / homojunction