English

interduplex

From inter- + duplex.

Proto-Indo-European *h₁én ‘in’

Proto-Indo-European *h₁entér ‘between’

Proto-Italic *n̥ter ‘between’

Latin inter ‘between’

Latin duplex ‘double, two-fold’

Today it means

adj Between duplexes (of nucleic acid)

Language periods are conventional ranges, not dates for this word.

Etymograph / interduplex