Rupert

== English == === Etymology === A German name, brought to England by Prince Rupert of the Rhine in the seventeenth century. Doublet of Robert. The geometry sense is also a reference to Prince Rupert, who posed the question of whether a cube could be passed through a hole made in another cube of the same size. === Pronunciation === (General American) IPA(key): /ˈɹupɚt/ === Proper noun === Rupert (chiefly UK) A male given name from the Germanic languages. A city, the county seat of Minidoka County, Idaho. An unincorporated community in Ohio. A town in Vermont. A town in West Virginia. ==== Derived terms ==== Prince Rupert === Noun === Rupert (plural Ruperts) (derogatory, slang, military) A junior army officer. === Adjective === Rupert (not comparable) (geometry) Having or relating to the property of being able to pass through a copy of itself. 2022, E. Scott, Two Sufficient Conditions for a Polyhedron to be (Locally) Rupert: A concise way to express that a polyhedron is Rupert is to find two orientations Q and Q of that polyhedron so that π(Q) fits inside π(Q) […] impact the shape of π(Q) are those lying on P, so if P is locally Rupert, Q should be as well. […] == German == === Alternative forms === Ruprecht, Rupprecht === Etymology === From the Middle High German Ruoperht, from Old High German Hruodperht, from Proto-West Germanic *Hrōþiberht, from Proto-Germanic *Hrōþiberhtaz. === Pronunciation === === Proper noun === Rupert a male given name from Middle High German, equivalent to English Robert