rotatory reflection axis

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rotatory reflection axis — noun : rotoflection axis … Useful english dictionary
Prismatic uniform polyhedron — A pentagrammic antiprism is made of two regular pentagrams and 10 equilateral triangles. In geometry, a prismatic uniform polyhedron is a uniform polyhedron with dihedral symmetry. They exist in two infinite families, the uniform prisms and the… … Wikipedia
eye, human — ▪ anatomy Introduction specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit The eye is protected from mechanical injury… … Universalium
Polarization — Po lar*i*za tion, n. [Cf. F. polarisation.] [1913 Webster] 1. The act of polarizing; the state of being polarized, or of having polarity. [1913 Webster] 2. (Opt.) A peculiar affection or condition of the rays of light or heat, in consequence of… … The Collaborative International Dictionary of English
nervous system, human — ▪ anatomy Introduction system that conducts stimuli from sensory receptors to the brain and spinal cord and that conducts impulses back to other parts of the body. As with other higher vertebrates, the human nervous system has two main… … Universalium

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