polygonoscope

English

Etymology

Etymology tree

English polygon

Ancient Greek -ο- (-o-)der.

Latin -o-bor.

English -o-

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 polygonoscope

From polygon + -o- + -scope.

Noun

polygonoscope (plural polygonoscopes)

1. (obsolete) An arrangement of hinged mirrors for the production of multiple images of an object.

References

• John A. Simpson and Edmund S. C. Weiner, editors (1989), “polygonoscope”, in The Oxford English Dictionary, 2nd edition, Oxford: Clarendon Press, →ISBN.