Opt(e)r [Opter, Optr]

Morpheme

Opt(e)r [Opter, Optr]

Type

bound base

Denotation

mirror, seeing instrument

Etymology

Ancient Greek optrikos, from optron, from optos + instrumental suffix -tron

Evidence

catadioptric, catoptric, catoptromancy, diopter, dioptral, dioptric

See Also

Opt

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