English Explanatory Dictionary

polyhedron

English dictionary entry

Meanings

noun
  1. A solid figure with many flat faces and straight edges.
  2. A polyscope, or multiplying glass.
  3. A stage in the growth of Hydrodictyon, when the resting spore breaks up into several megazoospores that put out horn-like appendages; these polyhedra break up into zoospores.

Pronunciation

/ˌpɒlɪˈhiːdɹən/ /ˌpɒliːˈhiːdɹən/ /ˌpɒliːˈhiːdɹɒn/ /ˌpɒlɪˈhɛdɹən/ /ˌpɒliːˈhɛdɹən/ /ˌpɒliːˈhɛdɹɒn/ LL-Q1860 (eng)-Rho9998-polyhedron.wav /ˌpɑliˈhidɹən/ /ˌpɑliˈhidɹɑn/ LL-Q1860 (eng)-Vininn126-polyhedron.wav

Word forms

polyhedron polyhedra polyhedrons polyedron

Etymology

From New Latin polyedron, from Ancient Greek πολύεδρος (polúedros, “having many seats”), from πολυ- (polu-, “many”) + ἕδρα (hédra, “seat”); compare French polyèdre. By surface analysis, poly- + -hedron.

Synonyms

polyhedron

Related words

apeirohedron Schläfli symbol spherical polyhedron subpolyhedron tessellation number List of uniform polyhedra on Wikipedia.Wikipedia

Derived words

Euler's polyhedron formula ideal polyhedron Johnson polyhedron micropolyhedron nanopolyhedron polyhedrin polyhedroid Schönhardt polyhedron spheropolyhedron
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