optomechanical

Etymology tree
Proto-Indo-European *h₃ekʷ-der.
Ancient Greek ὄπωπᾰ (ópōpă)
Proto-Indo-European *-tós
Proto-Hellenic *-tós
Ancient Greek -τός (-tós)
Ancient Greek ὀπτός (optós)der.
English opto-
Proto-Indo-European *megʰ-der.?
Ancient Greek μηχανή (mēkhanḗ)
Proto-Indo-European *-kos
Ancient Greek -κός (-kós)
Ancient Greek -ικός (-ikós)
Ancient Greek μηχανικός (mēkhanikós)bor.
Latin mēchanicusder.
Old French mecaniquebor.
Middle English mechanic
Proto-Indo-European *h₂el-der.?
Proto-Italic *-ālis
Latin -ālisbor.
Old French -albor.
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Latin -ālis
Old French -elbor.
▲
Latin -ālisbor.
Middle English -al
Middle English mechanical
English mechanical
English optomechanical
From opto- + mechanical.